{"title":"Measuring Instruments","description":"","products":[{"product_id":"metal-finger-sizer-bergeon","title":"Metal finger Sizer - Bergeon - #1311-A","description":"\u003cp\u003eRing gauge\u003c\/p\u003e\u003cp\u003eNickel-plated metal, without soldering\u003c\/p\u003e\u003cp\u003e3mm\u003c\/p\u003e\u003cp\u003eØ: 41 - 76 mm\u003c\/p\u003e\u003cp\u003enr.1-36\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052625486145,"sku":"MES-3509-BRG-1311-A","price":144.62,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/products\/file_17_3.gif?v=1765130210"},{"product_id":"digital-caliper-100mm","title":"Digital Caliper - 100mm","description":"\u003cp class=\"\" data-end=\"506\" data-start=\"176\"\u003eThis \u003cstrong data-end=\"245\" data-start=\"220\"\u003e100mm digital caliper\u003c\/strong\u003e offers high-accuracy measurements in both millimeters and inches, making it perfect for detailed work in tight spaces. With a durable build and precise 0.01 mm resolution, it’s ideal for jewelers, model makers, and technicians who demand accuracy without bulk.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"604\" data-start=\"558\"\u003e\n\u003cstrong data-end=\"580\" data-start=\"558\"\u003eMeasurement Range:\u003c\/strong\u003e 0–100 mm \/ 0–4 inches\u003c\/li\u003e\n\u003cli data-end=\"653\" data-start=\"607\"\u003e\n\u003cstrong data-end=\"625\" data-start=\"607\"\u003eHigh Accuracy:\u003c\/strong\u003e ±0.01 mm \/ ±0.0005 inches\u003c\/li\u003e\n\u003cli data-end=\"691\" data-start=\"656\"\u003e\n\u003cstrong data-end=\"681\" data-start=\"656\"\u003eResolution (Lecture):\u003c\/strong\u003e 0.01 mm\u003c\/li\u003e\n\u003cli data-end=\"755\" data-start=\"694\"\u003e\n\u003cstrong data-end=\"717\" data-start=\"694\"\u003eDual Units Display:\u003c\/strong\u003e Easily switch between mm and inches\u003c\/li\u003e\n\u003cli data-end=\"789\" data-start=\"758\"\u003e\n\u003cstrong data-end=\"787\" data-start=\"758\"\u003eMulti-Function Measuring: \u003c\/strong\u003eInternal diameter, external diameter, depth, step\/thickness\u003c\/li\u003e\n\u003cli data-end=\"948\" data-start=\"873\"\u003e\n\u003cstrong data-end=\"894\" data-start=\"873\"\u003eRe-zero Function:\u003c\/strong\u003e Set zero at any point for differential measurements\u003c\/li\u003e\n\u003cli data-end=\"1025\" data-start=\"951\"\u003e\n\u003cstrong data-end=\"969\" data-start=\"951\"\u003eLocking Screw:\u003c\/strong\u003e Secures measurement for added control and consistency\u003c\/li\u003e\n\u003cli data-end=\"1102\" data-start=\"1028\"\u003e\n\u003cstrong data-end=\"1050\" data-start=\"1028\"\u003eClear Digital LCD:\u003c\/strong\u003e Easy-to-read display for quick, accurate readings\u003c\/li\u003e\n\u003cli data-end=\"1188\" data-start=\"1105\"\u003e\n\u003cstrong data-end=\"1127\" data-start=\"1105\"\u003eCompact \u0026amp; Durable:\u003c\/strong\u003e Designed for precision in limited spaces and long-term use\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052643246401,"sku":"MES-3515","price":57.02,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/DIGITAL_CALIPER_SMALL_3.0.jpg?v=1765130141"},{"product_id":"bangle-sizer","title":"Bangle Sizer Metal","description":"\u003cp\u003eBest quality Bangle Sizes for accurate calculations                              and longer durability.\u003c\/p\u003e\u003cp\u003eStandard diameters for \u003cbr\u003e measuring circumference of bracelets and bangles.\u003c\/p\u003e\u003cp\u003e(1-27)\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052645867841,"sku":"MES-3521-S180A","price":37.68,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/products\/S180A.jpg?v=1765185136"},{"product_id":"gauge-for-broad-wedding-rings","title":"Bergeon 4286 Ring Gauge for Broad Wedding Rings (Sizes 46–76)","description":"\u003cp\u003eThe Bergeon 4286 Ring Gauge is a professional-grade measuring tool designed for accurate sizing of broad wedding rings and wider band styles. Manufactured in durable nickel-plated metal, it ensures long-lasting performance, smooth handling, and precise measurement consistency, making it an essential tool for jewellers and goldsmiths.\u003c\/p\u003e\n\u003cp\u003eThis model includes a full sizing range from 46 to 76, specifically designed for broader rings with a 7mm ring width, allowing for accurate and reliable fitting measurements across larger band profiles.\u003c\/p\u003e\n\u003cp\u003eThe item is brand new and unused, supplied in its original packaging. \u003cstrong\u003ePlease note that the outer box shows slight cosmetic damage, however the gauge itself is in perfect condition with no defects, wear, or prior use.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKey Specifications:\u003cbr\u003eModel: Bergeon 4286\u003cbr\u003eMaterial: Nickel-plated metal\u003cbr\u003eSize Range: 46 – 76\u003cbr\u003eRing Width: 7mm\u003cbr\u003eApplication: Broad wedding rings \/ wide band rings\u003cbr\u003eCondition: New (unused)\u003cbr\u003ePackaging: Original box (outer packaging slightly damaged)\u003c\/p\u003e\n\u003cp\u003eA reliable professional tool designed for precision ring sizing in any jewellery workshop.\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052652323137,"sku":"MES-3525-BRG-4286","price":252.07,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/products\/4286.jpg?v=1765183476"},{"product_id":"gemax-jewelry-template-2010-oval","title":"Gemax Jewelry Template - #2010 - OVAL","description":"Designer's oval brilliant diamond \/ colored stone guide\u003cbr\u003eThese templates are designed and carefully manufactured \nwith Acrylic Material for the students taking professional University Classes,\nDesigners and Professionals.\n\nThese templates are slightly flexible only to an extent and can break on application of excess force.","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052671361345,"sku":"JTM-5016-GMX-2010","price":12.36,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/products\/2010_-_crop.jpg?v=1765182154"},{"product_id":"gemax-jewelry-template-diamond-and-gemstone-2037","title":"Jewelry Template - Diamond \u0026 Gemstone - #2037","description":"\u003cp\u003eJewelry Template :\u003c\/p\u003e\n\u003cp\u003eDiamond \u0026amp; Gemstone\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052671426881,"sku":"JTM-5018-GMX-2037","price":14.01,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/products\/2037_-_crop.gif?v=1765184313"},{"product_id":"new-gemax-jewelry-template-rings-2017","title":"Gemax Jewelry Template - Rings - #2017","description":"\u003cp\u003eJewelry Template : Designer's Ladies \u0026amp; Gents Rings\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052671721793,"sku":"JTM-5019-GMX-2017","price":12.36,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/products\/file_25_1.gif?v=1765127640"},{"product_id":"gemax-jewelry-template-design-settings-5017","title":"Gemax Jewelry Template - Design Settings - #5017","description":"\u003cp\u003eJewelry Template : Jewerly Design Settings\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e1pc available\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052671787329,"sku":"JTM-5020-GMX-5017","price":14.01,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/products\/file_51.jpg?v=1765185878"},{"product_id":"jewelry-template-20206","title":"Jewelry Template - #20206","description":"\u003cp\u003eJewelry Template : Baguettes, Rounds, Emeralds, Marquises, Pears and Ovals.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052671820097,"sku":"JTM-5021-20206","price":14.01,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/products\/18206_-_20206.gif?v=1765182991"},{"product_id":"digital-caliper-150mm","title":"Digital Caliper - 150mm","description":"\u003cp\u003eThis professional \u003cstrong data-start=\"134\" data-end=\"159\"\u003e150mm digital caliper\u003c\/strong\u003e delivers fast, accurate measurements in both millimeters and inches. Whether you're measuring internal diameters, external widths, depths, or thicknesses, this tool ensures reliability and ease of use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"136\" data-end=\"182\"\u003e\n\u003cstrong data-start=\"136\" data-end=\"158\"\u003eMeasurement Range:\u003c\/strong\u003e 0–150 mm \/ 0–6 inches\u003c\/li\u003e\n\u003cli data-start=\"185\" data-end=\"231\"\u003e\n\u003cstrong data-start=\"185\" data-end=\"203\"\u003eHigh Accuracy:\u003c\/strong\u003e ±0.01 mm \/ ±0.0005 inches\u003c\/li\u003e\n\u003cli data-start=\"234\" data-end=\"304\"\u003e\n\u003cstrong data-start=\"234\" data-end=\"257\"\u003eDual Units Display:\u003c\/strong\u003e Switch easily between millimeters and inches\u003c\/li\u003e\n\u003cli data-start=\"307\" data-end=\"338\"\u003e\n\u003cstrong data-start=\"307\" data-end=\"336\"\u003eMulti-Function Measuring: \u003c\/strong\u003eInternal diameter, external diameter, depth, step\/thickness\u003c\/li\u003e\n\u003cli data-start=\"422\" data-end=\"499\"\u003e\n\u003cstrong data-start=\"422\" data-end=\"443\"\u003eRe-zero Function:\u003c\/strong\u003e Set zero at any position for comparative measurements\u003c\/li\u003e\n\u003cli data-start=\"502\" data-end=\"577\"\u003e\n\u003cstrong data-start=\"502\" data-end=\"520\"\u003eLocking Screw:\u003c\/strong\u003e Holds measurement in place for consistency and control\u003c\/li\u003e\n\u003cli data-start=\"580\" data-end=\"653\"\u003e\n\u003cstrong data-start=\"580\" data-end=\"606\"\u003eClear Digital Display:\u003c\/strong\u003e Easy-to-read LCD for fast, accurate readings\u003c\/li\u003e\n\u003cli data-start=\"656\" data-end=\"741\"\u003e\n\u003cstrong data-start=\"656\" data-end=\"681\"\u003eDurable Construction:\u003c\/strong\u003e Built for long-lasting precision in workshop or field use\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052674146625,"sku":"MES-3534-#111-311","price":70.24,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/DIGITAL_CALIPER_BIG_2.0.jpg?v=1765128641"},{"product_id":"diamond-weight-estimator-yellow-template-2022","title":"Diamond Weight Estimator Template #2022 – Jewelry Stone Weight \u0026 Size Guide","description":"\u003cp\u003eThe Diamond Weight Estimator Template #2022 is a professional jewelry measuring and estimating tool designed to calculate diamond weight (carat) based on stone size and shape. This diamond weight estimator template with holes is ideal for jewelers, gemologists, goldsmiths, appraisers, and jewelry designers who need fast and accurate stone weight estimation during design, evaluation, or planning.\u003c\/p\u003e\n\u003cp\u003eThis template supports multiple stone shapes, including emerald cut, marquise, pear-shaped, round brilliant, and baguette diamonds, covering brilliant full cuts. Clearly marked carat size, millimeter measurements, and stone outlines allow users to estimate diamond weight without removing the stone from its setting.\u003c\/p\u003e\n\u003cp\u003eApplications \u0026amp; Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDiamond weight estimation and stone evaluation\u003c\/li\u003e\n\u003cli\u003eJewelry design and technical planning\u003c\/li\u003e\n\u003cli\u003eEstimating carat weight from stone dimensions\u003c\/li\u003e\n\u003cli\u003eSuitable for emerald, marquise, pear, round, and baguette diamonds\u003c\/li\u003e\n\u003cli\u003eBrilliant full-cut diamond reference\u003c\/li\u003e\n\u003cli\u003eTemplate with precision-cut holes for direct stone comparison\u003c\/li\u003e\n\u003cli\u003eIdeal for professional jewelers, gemologists, appraisers, and students\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis diamond weight estimator tool is an essential reference for accurate and efficient gemstone measurement and jewelry design work.\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45052713042241,"sku":"JTM-5028-2022","price":12.35,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/products\/2022_-_diamond_weight_estimator.jpg?v=1682787814"},{"product_id":"jumbo-finger-sizer","title":"Finger Sizer from sizes 48 - 64","description":"\u003cp\u003eA set of 9 ring sizers\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":45053141483841,"sku":"MES-3560","price":8.18,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/IMG_3478.jpg?v=1765132858"},{"product_id":"ring-stick-bergeon-universal","title":"Bergeon Ring Gauge Stick – 5235 - Swiss Made","description":"\u003cp\u003eThe Bergeon Ring Gauge Stick is a precision ring sizing tool designed for accurate measurement of ring sizes across multiple international standards. Made in Switzerland, this professional tool features a durable anodized natural grey finish and clearly marked scales for easy reading and long-lasting use.\u003c\/p\u003e\n\u003cp\u003eThis versatile ring stick includes four measurement systems, making it ideal for jewelers, goldsmiths, and workshops working with international sizing:\u003c\/p\u003e\n\u003cp\u003eFrench scale: 1 – 36\u003cbr\u003eCircumference (mm): 41 – 76 mm\u003cbr\u003eUS (American) scale: 1 – 15\u003cbr\u003eDiameter (mm): 13.0 – 24.2 mm\u003c\/p\u003e\n\u003cp\u003eDesigned for precision and reliability, the Bergeon ring gauge ensures consistent sizing results for ring production, resizing, and customer fittings. Its ergonomic shape allows smooth ring sliding and accurate readings, making it an essential tool for any professional jewelry workspace.\u003c\/p\u003e\n\u003cp\u003eKey Features\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOriginal Bergeon ring gauge stick – Swiss made quality\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMulti-scale measurement: US, French, diameter \u0026amp; circumference (mm)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDurable anodized aluminum in natural grey finish\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eClear, easy-to-read engraved markings\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIdeal for ring sizing, jewelry making, and repair\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSuitable for professional jewelers and workshops\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":47331800088897,"sku":"MES-3573-5235","price":90.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/5235.gif?v=1765126396"},{"product_id":"plastic-ring-sizer-jewelry-tool","title":"Universal Plastic Ring Sizer – Ring Size Measuring Tool (Sizes 1–36 \/ Ø 13.0–24.2 mm \/ US 1–15)","description":"\u003cp\u003eThis professional Universal Plastic Ring Sizer is an essential measuring tool for jewelers, jewelry workshops, goldsmiths, silversmiths, and online jewelry retailers. Designed for quick, accurate, and reliable ring size measurement, this durable plastic ring sizing set helps determine ring sizes before manufacturing, resizing, repairing, or purchasing rings.\u003c\/p\u003e\n\u003cp\u003eThe ring sizer covers a wide range of international sizes, making it suitable for professional jewelry businesses and retail customers. Lightweight, durable, and easy to use, it is ideal for jewelry stores, workshops, trade shows, and e-commerce businesses offering ring sizing services.\u003c\/p\u003e\n\u003cp\u003eRing Size Range\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDiameter (Ø): 41 – 76\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRing Sizes: 1 – 36\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDiameter: 13.0 mm – 24.2 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUS Ring Sizes: 1 – 15\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKey Features\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccurate ring size measurement\u003c\/li\u003e\n\u003cli\u003eSuitable for jewelers, goldsmiths, and jewelry repair professionals\u003c\/li\u003e\n\u003cli\u003eLightweight and durable construction\u003c\/li\u003e\n\u003cli\u003eEasy-to-read size markings\u003c\/li\u003e\n\u003cli\u003eCovers multiple international ring size standards\u003c\/li\u003e\n\u003cli\u003eIdeal for ring fitting, resizing, and custom jewelry orders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhether you are measuring engagement rings, fashion jewelry, or custom-made rings, this universal plastic ring sizer provides fast and dependable sizing results for professional use.\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":48071353663809,"sku":"MES-3574","price":5.78,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/RING_SIZER_PLASTIC-01.jpg?v=1781178230"},{"product_id":"bergeon-ring-gauge-pvc","title":"BERGEON RING GAUGE - PVC","description":"\u003ch1\u003eRing gauge in plastic with 6 differents colors for watchmakers and jewellers. Exact and of fine quality.\u003c\/h1\u003e\n\u003cblockquote\u003e\n\u003ch1\u003e(Ø: 41-76mm \/ \u003cspan style=\"font-size: 0.875rem;\"\u003eN°F: 1-36 \/ \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eN° USA: 1-15 \/ \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eØ: 13,0 - 24,2 mm)\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003ch1\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003cstrong\u003eWith rings of 6 groups with different colours\u003c\/strong\u003e : No 1 - 6, 7 - 12, 13 - 18, 19 - 24, 25 - 30, 31 - 36, \u003cstrong\u003eto enable an easy indentification.\u003c\/strong\u003e\u003cbr\u003eWith 4 measurements:– French calibration 1 - 36\u003cbr\u003e– Circumference in mm 41 - 76\u003cbr\u003e– American calibration 1 - 15\u003cbr\u003e– Diameter in mm 13.0 - 24.2\u003c\/span\u003e\u003c\/h1\u003e\n\u003c\/blockquote\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":48071724400961,"sku":"MES-3576-BRGN-5236-C","price":47.06,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/bezvqivh.jpg?v=1711451367"},{"product_id":"carat-screen-pen","title":"CaratScreenPen V2 Gold Tester – Jewelry Gold Carat Testing Device","description":"\u003cp\u003eThe CaratScreenPen is a professional testing device designed to quickly and reliably determine the carat value of gold jewellery. Using advanced electrochemical measurement technology, it enables fast surface analysis of gold objects without the need for test acids or expensive X-ray fluorescence equipment.\u003c\/p\u003e\n\u003cp\u003eIdeal for both private users and professionals, the CaratScreenPen provides instant results and helps protect against counterfeit and mislabelled gold jewellery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast \u0026amp; Reliable Gold Carat Testing\u003c\/strong\u003e\u003cbr\u003eThe CaratScreenPen allows you to determine the carat number of gold jewellery within seconds and verify whether an item corresponds to its hallmark. It is especially effective at detecting thin gold-plated counterfeits, such as costume jewellery and sub-alloys, when used in combination with the supplied glass fibre pen.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Electrochemical Measurement\u003c\/strong\u003e\u003cbr\u003eThe device uses a sophisticated electrochemical measuring system to determine the fineness of almost any gold-containing object. In addition to gold, objects made of platinum or palladium, as well as rhodium-plated jewellery, can also be identified.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMobile, Practical \u0026amp; Easy to Use\u003c\/strong\u003e\u003cbr\u003eWith its compact design and long battery life, the CaratScreenPen is perfectly suited for mobile use. Operation is simple and intuitive: place the test object on the measuring surface, apply the probe pen to the object, and read the result directly on the display.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWide Range of Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe CaratScreenPen is suitable for use in:\u003c\/li\u003e\n\u003cli\u003ePrecious metal and jewellery trade\u003c\/li\u003e\n\u003cli\u003eAntique markets and pawn shops\u003c\/li\u003e\n\u003cli\u003ePrivate gold purchases and sales\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is an ideal tool for ensuring confidence when buying or selling gold jewellery, as well as for checking the value of family jewellery and verifying wedding rings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features \u0026amp; Advantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTesting device for determining the carat value of gold jewellery\u003c\/li\u003e\n\u003cli\u003eFast surface measurement of gold fineness\u003c\/li\u003e\n\u003cli\u003eDetects gold-plated counterfeits and sub-alloys\u003c\/li\u003e\n\u003cli\u003eIdentifies stamp fraud and unstamped gold objects\u003c\/li\u003e\n\u003cli\u003eNo test acids required\u003c\/li\u003e\n\u003cli\u003eNo X-ray fluorescence devices needed\u003c\/li\u003e\n\u003cli\u003eMobile use with long battery life\u003c\/li\u003e\n\u003cli\u003eSimple and intuitive operation\u003c\/li\u003e\n\u003cli\u003eSuitable for private and commercial users\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Note\u003c\/strong\u003e\u003cbr\u003eThe CaratScreenPen is not suitable for testing silver jewellery and is based on a purely superficial measurement. If results are uncertain, filing the test object prior to measurement is recommended. \u003cbr\u003e\u003ca href=\"https:\/\/davtools.com\/collections\/testing-tools\/products\/replacement-pen-caratscreenpen-v1-copy\" title=\"Carat Screen Pen Replacement Gold Testing Pen\" rel=\"noopener\" target=\"_blank\"\u003e\u003cem\u003e\u003cstrong\u003eThe probe pen is a consumable item and can be easily repurchased.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCaratScreenPen\u003c\/li\u003e\n\u003cli\u003eProbe pen (consumable item)\u003c\/li\u003e\n\u003cli\u003eCinch cable\u003c\/li\u003e\n\u003cli\u003eCharger\u003c\/li\u003e\n\u003cli\u003eGlass fibre pen\u003c\/li\u003e\n\u003cli\u003eDetailed instruction manual\u003c\/li\u003e\n\u003cli\u003ePractical padded carrying case\u003c\/li\u003e\n\u003cli\u003eProtective shipping carton\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CaratScreenPen is the perfect solution for anyone who wants fast, reliable and mobile carat testing of gold jewellery. It offers maximum security when buying or selling gold — without the need for chemicals or costly laboratory equipment.\u003c\/p\u003e\n\u003cp data-start=\"1435\" data-end=\"1515\" class=\"\"\u003e\u003ca title=\"Caratscreenpen\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/CARATSCREENPEN_DAVTOOLS_Instruction_Manual.pdf?v=1748267661\"\u003e\u003cstrong\u003eFor further information, please refer to the instruction manual\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-end=\"1767\" data-start=\"1168\"\u003e \u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":55000900469113,"sku":"MES-3578","price":945.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/G-01-0012_caratscreenpen_goldanalytix_goldgehalt_bestimmen_schmucktester_schmuck_test-1_2.jpg?v=1766525442"},{"product_id":"goldscreensensor","title":"GoldScreenSensor - For Coins and Small Ingots","description":"\u003cp data-start=\"342\" data-end=\"753\"\u003e\u003cstrong\u003ePlease note: Once your purchase is made, this item may take up to 1 week to be prepared and shipped. Thank you for your patience.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe GoldScreenSensor is a professional testing device designed for the quick and precise authenticity verification of precious metal coins and bars. Using advanced inductive eddy current measurement, the device analyses electrical conductivity to help reliably identify genuine precious metals and detect counterfeits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt is suitable for testing coins and bars from ¼ ounce (7.75 g) up to approximately 2 ounces (62 g), depending on the geometry and material of the object.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrecise \u0026amp; Non-Destructive Testing\u003c\/strong\u003e\u003cbr\u003eThe GoldScreenSensor performs a penetrating, non-destructive measurement of electrical conductivity up to 1 mm deep, allowing clear differentiation between genuine precious metals and typical counterfeit materials such as tungsten or brass.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTest Through Packaging\u003c\/strong\u003e\u003cbr\u003eA key advantage of the GoldScreenSensor is its ability to measure through foils, blister packs and capsules, making it ideal for sealed investment products and protected coins.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWide Range of Applications\u003c\/strong\u003e\u003cbr\u003eThe device can be used to test gold, silver, and other precious metals (such as platinum and palladium), making it a versatile solution for both private and commercial users.\u003c\/p\u003e\n\u003cp\u003eIt is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecious metal dealers\u003c\/li\u003e\n\u003cli\u003eAntique and coin markets\u003c\/li\u003e\n\u003cli\u003eBanks and pawn shops\u003c\/li\u003e\n\u003cli\u003ePrivate gold and silver purchases\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUser-Friendly \u0026amp; Mobile\u003c\/strong\u003e\u003cbr\u003eThanks to its intuitive operation and clear result display, the GoldScreenSensor is easy to use even for non-experts. Simply place the object on the measuring surface and the result appears instantly on the display. Its compact design and long battery life make it suitable for mobile use.\u003c\/p\u003e\n\u003cp\u003eKey Features \u0026amp; Advantages\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTesting device for authenticity verification of precious metal coins and bars\u003c\/li\u003e\n\u003cli\u003eSuitable for objects from ¼ oz to approx. 2 oz\u003c\/li\u003e\n\u003cli\u003eNon-destructive, penetrating conductivity measurement (up to 1 mm)\u003c\/li\u003e\n\u003cli\u003eDetects typical counterfeits (e.g. tungsten, brass)\u003c\/li\u003e\n\u003cli\u003eMeasurement through foils, blisters and capsules\u003c\/li\u003e\n\u003cli\u003eEasy operation with intuitive results\u003c\/li\u003e\n\u003cli\u003eHigh throughput of different objects\u003c\/li\u003e\n\u003cli\u003eLong battery life\u003c\/li\u003e\n\u003cli\u003eSuitable for private and commercial use\u003c\/li\u003e\n\u003cli\u003eDiscreet and reliable precious metal testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Note\u003c\/strong\u003e\u003cbr\u003eFor a comprehensive authenticity assessment, additional test methods such as density measurement must be used alongside the GoldScreenSensor. Detailed instructions are provided in the user manual.\u003c\/p\u003e\n\u003cp\u003eScope of Delivery\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGoldScreenSensor (languages: German, English, Spanish, French)\u003c\/li\u003e\n\u003cli\u003eUSB-C charger\u003c\/li\u003e\n\u003cli\u003eCalibration reference piece\u003c\/li\u003e\n\u003cli\u003eDetailed instruction manual\u003c\/li\u003e\n\u003cli\u003ePractical padded carrying case\u003c\/li\u003e\n\u003cli\u003eProtective shipping carton\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe GoldScreenSensor from Goldanalytix is the ideal tool for anyone who wants maximum security when testing precious metals. Combining advanced technology, ease of use and portability, it provides confidence when buying, selling or verifying gold and other precious metals.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/GOLDSCREENSENSOR_DAVTOOLS_Instruction_Manual.pdf?v=1748265460\" title=\"Goldscreensensor\"\u003e\u003cstrong\u003eInstruction Manual Goldscreensensor\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":55000908726649,"sku":"MES-3579","price":895.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/Goldscreensensor.jpg?v=1741266670"},{"product_id":"barscreensensor","title":"BarScreenSensor - Ultrasonic Precious Metal Bar Tester","description":"\u003cp\u003e\u003cstrong\u003ePlease note: Once your purchase is made, this item may take up to 1 week to be prepared and shipped. Thank you for your patience.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe BarScreenSensor is a professional ultrasonic analyzer designed for the reliable authenticity testing of gold bars and other precious metal bars. By detecting hidden foreign metal inclusions, it provides maximum security when buying and selling precious metals.\u003c\/p\u003e\n\u003cp\u003eThis device is especially suited for larger gold bars and heavy coins, where surface-based testing methods are no longer sufficient.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReliable Ultrasonic Authenticity Testing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe BarScreenSensor uses ultrasonic measurement technology to identify counterfeits with internal cores made of tungsten, lead-tin alloys, or other foreign metals. This makes it an essential tool for verifying high-value gold bars.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow the Ultrasonic Measurement Works\u003cbr\u003e\u003c\/strong\u003eThe ultrasonic analyzer sends sound waves into the test object and measures the time it takes for the signal to return to the measuring head.\u003cbr\u003eFrom this data, the device calculates the material thickness.\u003cbr\u003eBy comparing:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ethe measured thickness (ultrasonic result)\u003c\/li\u003e\n\u003cli\u003ewith the actual thickness (measured using a caliper)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eany deviation immediately indicates the presence of foreign metal inclusions or false cores.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDesigned for Gold Bars \u0026amp; Large Objects\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe BarScreenSensor is suitable for testing:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGold bars and precious metal bars\u003c\/li\u003e\n\u003cli\u003eLarge coins\u003c\/li\u003e\n\u003cli\u003eObjects from 50 g or 100 g and above, depending on geometry and material\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is ideal for professional users handling investment-grade precious metals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProfessional Use with Maximum Security\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe BarScreenSensor is widely used by:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecious metal dealers\u003c\/li\u003e\n\u003cli\u003eBanks and vaults\u003c\/li\u003e\n\u003cli\u003ePawn shops\u003c\/li\u003e\n\u003cli\u003eProfessional gold buyers and sellers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt offers a high level of confidence when verifying gold bars where counterfeits are particularly sophisticated.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Usage Note\u003c\/strong\u003e\u003cbr\u003eUltrasonic testing with the BarScreenSensor requires the application of ultrasonic gel to ensure accurate signal transmission.\u003cbr\u003eMeasurement through packaging, foils, or capsules is not possible with this device.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features \u0026amp; Advantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUltrasonic analyzer for authenticity testing of gold bars and precious metals\u003c\/li\u003e\n\u003cli\u003eDetects foreign metal inclusions and false cores\u003c\/li\u003e\n\u003cli\u003eIdeal for high-value gold bars\u003c\/li\u003e\n\u003cli\u003eSuitable for bars and large coins from 50 g \/ 100 g (depending on geometry)\u003c\/li\u003e\n\u003cli\u003eReliable detection of tungsten and alloy counterfeits\u003c\/li\u003e\n\u003cli\u003eProfessional testing method for maximum security\u003c\/li\u003e\n\u003cli\u003eDesigned for buying and selling precious metals with confidence\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eScope of Delivery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUltrasonic measuring device\u003c\/li\u003e\n\u003cli\u003eUltrasonic measuring head\u003c\/li\u003e\n\u003cli\u003eUltrasonic gel\u003c\/li\u003e\n\u003cli\u003eCalibration reference piece\u003c\/li\u003e\n\u003cli\u003eInstruction manual\u003c\/li\u003e\n\u003cli\u003e3 × AA batteries\u003c\/li\u003e\n\u003cli\u003ePractical padded carrying case\u003c\/li\u003e\n\u003cli\u003eProtective shipping carton\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe BarScreenSensor is the ideal solution for anyone who wants maximum certainty when testing gold bars. With its ultrasonic technology and professional accuracy, it provides reliable protection against even the most sophisticated counterfeits.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":55000912003449,"sku":"MES-3580","price":445.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/barscreensensor.jpg?v=1741190906"},{"product_id":"jewelry-template-2035-copy","title":"Jewelry Diamond Gauge Template #2015 – Pear \u0026 Brilliant Diamond Design Guide","description":"\u003cp\u003eThe Jewelry Diamond Gauge Template #2015 is a professional jewelry design and drawing template specifically created for pear-shaped and brilliant-cut diamonds and colored stones. This designer’s diamond guide allows jewelers, goldsmiths, and jewelry designers to accurately draw, measure, and plan stone sizes during the jewelry design process.\u003c\/p\u003e\n\u003cp\u003eThe template features precise pear and round (brilliant) stone outlines, clearly marked with millimeter (mm) and carat (ct) references, enabling fast and accurate visualization of stone proportions. Ideal for sketching rings, pendants, earrings, and custom jewelry designs, this diamond gauge template helps ensure correct stone sizing before production.\u003c\/p\u003e\n\u003cp\u003eApplications \u0026amp; Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eJewelry design and technical drawing\u003c\/li\u003e\n\u003cli\u003eMeasuring pear-shaped and brilliant-cut diamonds\u003c\/li\u003e\n\u003cli\u003eColored stone size reference\u003c\/li\u003e\n\u003cli\u003eMM and carat size comparison\u003c\/li\u003e\n\u003cli\u003eJewelry sketching, layout, and stone placement\u003c\/li\u003e\n\u003cli\u003eIdeal for professional jewelers, designers, goldsmiths, and students\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis jewelry diamond template is an essential design and planning tool for accurate, professional jewelry creation.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":55044220518777,"sku":"JTM-1097-2015","price":12.35,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/2015-Gemax.jpg?v=1765185713"},{"product_id":"jewelry-template-marquise-baguette","title":"Jewelry Diamond Gauge Template #2014 – Marquise \u0026 Baguette Stone Design Guide","description":"\u003cp\u003eThe Jewelry Template – Marquise \u0026amp; Baguette #2014 is a professional jewelry design and drawing template created for accurately measuring and sketching marquise-cut and baguette-cut diamonds and colored stones. This designer’s stone size guide is an essential tool for jewelers, goldsmiths, jewelry designers, and students involved in custom jewelry design.\u003c\/p\u003e\n\u003cp\u003eThe template features precise marquise and baguette stone outlines, clearly marked with millimeter (mm) and carat (ct) references, allowing designers to accurately visualize stone proportions and sizes before production. Ideal for designing rings, earrings, pendants, bracelets, and custom settings, this jewelry diamond gauge template helps ensure correct stone placement and scale.\u003c\/p\u003e\n\u003cp\u003eApplications \u0026amp; Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eJewelry design and technical drawing\u003c\/li\u003e\n\u003cli\u003eMeasuring marquise and baguette diamonds\u003c\/li\u003e\n\u003cli\u003eColored stone size reference\u003c\/li\u003e\n\u003cli\u003eMM and carat comparison guide\u003c\/li\u003e\n\u003cli\u003eJewelry sketching, layout planning, and stone positioning\u003c\/li\u003e\n\u003cli\u003eSuitable for professional jewelers, designers, goldsmiths, and students\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis marquise and baguette jewelry template supports precise planning and professional-level jewelry design.\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":55044229398905,"sku":"JTM-1098-2014","price":12.35,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/2014-Gemax.jpg?v=1765131928"},{"product_id":"mitutoyo-vernier-caliper","title":"Mitutoyo Vernier Caliper","description":"\u003cp\u003eExperience precision and reliability with the Mitutoyo Standard Vernier Caliper, trusted by professionals worldwide.\u003c\/p\u003e\n\u003cp\u003eDesigned for accurate measurements, this caliper features a satin chrome finish on both the main scale and vernier scale, ensuring excellent readability and reduced glare.\u003c\/p\u003e\n\u003cp\u003eThe raised sliding surfaces provide smooth, stable operation and protect the scales from wear, offering long-lasting performance.\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":55101017555321,"sku":"MES-3581-530-101","price":47.93,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/CALIPER_fe2f3c19-8987-407d-aae0-af625257e865.png?v=1765130848"},{"product_id":"ringsizer-set","title":"European Ring Sizer Set","description":"\u003cp\u003e\u003cstrong data-start=\"98\" data-end=\"125\"\u003eEuropean Ring Sizer Set\u003c\/strong\u003e\u003cbr data-start=\"125\" data-end=\"128\"\u003ePrecision ring sizing toolset featuring a high-quality ring mandrel and a complete set of sizing rings, clearly marked in both \u003cstrong\u003emillimeters \u003c\/strong\u003eand \u003cstrong\u003einches \u003c\/strong\u003efor dual-standard accuracy.\u003c\/p\u003e\n\u003cp\u003eIdeal for jewelers, designers, and professionals requiring exact measurements.\u003c\/p\u003e\n\u003cp\u003ePackaged in a premium magnetic closure box for elegant storage and long-term use. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":55159556473209,"sku":"MES-3582","price":103.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/RINGSIZERSET2.0.jpg?v=1765126954"},{"product_id":"multisizer-ring-gauge-uk-a-z","title":"Multisizer Ring Gauge UK A-Z \/ OUTLET!","description":"\u003cul\u003e\n\u003cli data-end=\"236\" data-start=\"151\"\u003e\n\u003cstrong data-end=\"182\" data-start=\"151\"\u003eReusable plastic ring sizer\u003c\/strong\u003e – measures UK ring sizes A–Z (including half sizes)\u003c\/li\u003e\n\u003cli data-end=\"297\" data-start=\"239\"\u003e\n\u003cstrong data-end=\"261\" data-start=\"239\"\u003eEasy-to-read scale\u003c\/strong\u003e with zip-tie-style adjustable fit\u003c\/li\u003e\n\u003cli data-end=\"357\" data-start=\"300\"\u003e\n\u003cstrong data-end=\"326\" data-start=\"300\"\u003eComfortable \u0026amp; accurate\u003c\/strong\u003e for men, women, and children\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"168\" data-start=\"126\"\u003e\u003cstrong data-end=\"166\" data-start=\"126\"\u003eHow to Use the Multisizer Ring Gauge\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"256\" data-start=\"172\"\u003eForm a Ring: Insert the end through the buckle to create a loop (like a belt).\u003c\/li\u003e\n\u003cli data-end=\"393\" data-start=\"260\"\u003eFit to Finger: Slide it onto your finger and adjust for a snug but comfortable fit—ensure it can pass over your knuckle easily.\u003c\/li\u003e\n\u003cli data-end=\"511\" data-start=\"397\"\u003eRead the Size: Check the scale where the arrow points to find your UK ring size (A–Z, including half sizes).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eas long stock lasts!\u003c\/strong\u003e\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":55371591025017,"sku":"MES-3586","price":1.45,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/RINGSIZERSTRINGEXP.png?v=1765129754"},{"product_id":"goldscreenpen-gold-silver-tester-for-coins-bars-cutlery-precious-metals","title":"GoldScreenPen - Gold \u0026 Silver Tester for Coins, Bars, Cutlery and precious metals.      PRE-ORDER ONLY","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eProtect your investment with the GoldScreenPen by Goldanalytix, a professional precious metal testing device designed for fast, reliable and non-destructive authenticity testing of gold, silver and other metals.\u003c\/p\u003e\n\u003cp\u003eWith the growing number of counterfeit gold coins, tungsten-filled bars and plated silver products on the market, secure verification is essential. The GoldScreenPen combines advanced electrical conductivity testing technology with a compact, modern design, making it the ideal tool for investors, dealers and recycling professionals.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eReliable Detection of Gold \u0026amp; Silver Counterfeits\u003c\/em\u003e\u003cbr\u003eThe GoldScreenPen measures the electrical conductivity of your test object with a penetration depth of up to approximately\u003cstrong\u003e 0.7 mm\u003c\/strong\u003e (depending on the material’s conductivity). This allows reliable analysis beneath thin surface layers and helps detect sophisticated counterfeits, including tungsten cores and plated metals.\u003c\/p\u003e\n\u003cp\u003eThe penetration depth depends on the electrical conductivity of the tested material and determines the maximum material thickness that can be analyzed. For optimal performance, \u003cstrong\u003ethe GoldScreenPen is recommended for coins and small bars up to approximately 28 gram - 1 ounce.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ Non-destructive precious metal testing\u003cbr\u003e✔ No acids or scratching required\u003cbr\u003e✔ Detects tungsten counterfeits\u003cbr\u003e✔ Works through thin foil packaging\u003cbr\u003e✔ Fast and precise results\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003eUltra-Precise Measuring Tip.\u003c\/em\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eEquipped with one of the world’s smallest sensor coils, the GoldScreenPen is ideal for testing:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eSilver coins\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eGold coins\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eSmall gold bars (up to approx. 28 gram - 1 oz)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eSmall silver bars (up to approx. 28 gram - 1 oz)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eSilver cutlery and flatware\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\n\u003cstrong\u003eAntique silverware\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe measurement is carried out exclusively using the measuring pen. The measuring surface on the device is purely decorative and not used for analysis.\u003c\/p\u003e\n\u003cp\u003ePenetration Depth (approx., depending on material conductivity)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSilver: up to 150 µm\u003c\/li\u003e\n\u003cli\u003eGold (fine gold): up to 300 µm\u003c\/li\u003e\n\u003cli\u003eKrugerrand alloy (22k gold alloy): up to 325 µm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eSuitable for Professional \u0026amp; Private Use\u003c\/em\u003e\u003cbr\u003eThe GoldScreenPen is widely used by:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecious metal dealers\u003c\/li\u003e\n\u003cli\u003eCoin and bullion traders\u003c\/li\u003e\n\u003cli\u003eGold and silver investors\u003c\/li\u003e\n\u003cli\u003ePawn shops\u003c\/li\u003e\n\u003cli\u003eAntique dealers\u003c\/li\u003e\n\u003cli\u003eRecycling and disposal companies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003ePrivate collectors\u003c\/em\u003e\u003cbr\u003eThanks to its intuitive operation and portable design, it delivers quick and dependable material verification whether in-store, at trade fairs, antique markets or on-site evaluations.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eModern Design – Proven Technology\u003c\/em\u003e\u003cbr\u003eThe proven GoldScreenPen from Goldanalytix now features a new design while maintaining its trusted conductivity-based testing technology for accurate precious metal authentication.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Notice : \u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eFor comprehensive authenticity verification, additional testing methods such as density testing are recommended. Please refer to the detailed instruction manual for full guidance.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:  damage to the pen caused by pressing too hard is not covered by the warranty.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eScope of Delivery\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGoldScreenPen (Languages: German, English, Spanish, French)\u003c\/li\u003e\n\u003cli\u003eProbe pen\u003c\/li\u003e\n\u003cli\u003eJack cable\u003c\/li\u003e\n\u003cli\u003eProbe pen holder\u003c\/li\u003e\n\u003cli\u003eUSB-C charger\u003c\/li\u003e\n\u003cli\u003eDetailed instruction manual\u003c\/li\u003e\n\u003cli\u003ePractical padded carrying case\u003c\/li\u003e\n\u003cli\u003eShipping carton\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProduct Name: GoldScreenPen\u003c\/li\u003e\n\u003cli\u003eBrand: Goldanalytix\u003c\/li\u003e\n\u003cli\u003eTesting Method: Electrical conductivity measurement\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRecommended Object Size: Coins and small bars up to approx. 1 ounce\u003c\/li\u003e\n\u003cli\u003eMeasurement Type: Non-destructive testing\u003c\/li\u003e\n\u003cli\u003eApplication Areas: Gold, silver and other precious metals\u003c\/li\u003e\n\u003cli\u003eSuitable For: Coins, small bars, silver cutlery, irregular metal objects, scrap \u0026amp; recycling metals\u003c\/li\u003e\n\u003cli\u003eSensor Type: Ultra-small precision sensor coil\u003c\/li\u003e\n\u003cli\u003eOperation: Handheld measuring pen\u003c\/li\u003e\n\u003cli\u003eLanguages Available: German, English, Spanish, French\u003c\/li\u003e\n\u003cli\u003ePower Supply: USB-C charging\u003c\/li\u003e\n\u003cli\u003ePortability: Mobile use with padded carrying case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca title=\"Goldscreensensor\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/GOLDSCREENPEN_DAVTOOLS.pdf?v=1770984723\"\u003e\u003cstrong\u003eInstruction Manual Goldscreensensor\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":56654422409593,"sku":"MES-3583","price":983.47,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/G-01-0018_goldscreenpen_pruefgeraet_gold_silber_test-1.jpg?v=1770979856"},{"product_id":"replacement-pen-caratscreenpen-v1","title":"Replacement Pen - CaratScreenPen V1","description":"\u003cp\u003eThe Goldanalytix Replacement Pen V1 is specifically designed for use with the CaratScreenPen V1 (models produced before February 2026). This original replacement measuring pen ensures continued precision and reliable gold testing once your existing pen reaches the end of its service life.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/davtools.be\/collections\/testing-tools\/products\/carat-screen-pen\" title=\"https:\/\/davtools.be\/collections\/testing-tools\/products\/carat-screen-pen\"\u003eThis product is used exclusively with the CaratScreenPen V1 gold tester.\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eProduct Features at a Glance\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible only with CaratScreenPen V1 (before February 2026)\u003c\/li\u003e\n\u003cli\u003eCinch\/RCA socket connection (not 3.5 mm jack)\u003c\/li\u003e\n\u003cli\u003eDelivered without cable (cable included with the CaratScreenPen device)\u003c\/li\u003e\n\u003cli\u003eOriginal Goldanalytix replacement part\u003c\/li\u003e\n\u003cli\u003eDesigned for accurate and consistent gold analysis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhy Replace the Measuring Pen?\u003c\/p\u003e\n\u003cp\u003eThe CaratScreenPen V1 operates using a small amount of harmless electrolyte fluid contained inside the measuring pen. Due to the limited internal volume, the pen has a typical lifespan of approximately 3–6 months, depending on frequency of use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOnce the electrolyte fluid level drops below a certain threshold, reliable measurement can no longer be guaranteed.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou should replace the pen if you notice:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDeviations in measurement values\u003c\/li\u003e\n\u003cli\u003eCalibration errors\u003c\/li\u003e\n\u003cli\u003eInconsistent or unstable results\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eReplacing the pen ensures continued accuracy and dependable gold testing performance.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eImportant Usage \u0026amp; Care Instructions\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKeep the measuring pen closed when not in use.\u003c\/li\u003e\n\u003cli\u003eAvoid storing at high temperatures, as this accelerates evaporation of the electrolyte fluid.\u003c\/li\u003e\n\u003cli\u003eDo not clean the measuring pen, as this may damage the electrolyte and affect measurement accuracy.\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eSlight leakage during transport or prolonged storage is normal and harmless. Simply wipe away excess liquid with a cloth.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eIf leakage occurs during the measurement process, please contact customer support.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":56670857167225,"sku":"MES-3584","price":55.12,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/G-01-0012-P_ersatz_messstift_v1_caratscreenpen-1_600x600_43cac168-968f-4ddf-97fc-d0f875a6af5f.jpg?v=1771294175"},{"product_id":"replacement-bottle-ultrasound-gel-barscreensensor","title":"Replacement Bottle Ultrasound Gel - BarScreenSensor","description":"\u003cp\u003eThe Goldanalytix Replacement Ultrasound Gel (100 mL) is specially formulated for use with the BarScreenSensor. This ultrasound gel ensures precise and reliable measurements by creating optimal contact between the measuring head and the test object.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/davtools.be\/collections\/testing-tools\/products\/barscreensensor\" title=\"https:\/\/davtools.be\/collections\/testing-tools\/products\/barscreensensor\"\u003eThis product is used exclusively with the BarScreenSensor for accurate bar authenticity testing.\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eProduct Features at a Glance\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUltrasound gel mixture for use with the BarScreenSensor\u003c\/li\u003e\n\u003cli\u003eReplacement bottle (100 mL)\u003c\/li\u003e\n\u003cli\u003eSufficient for approximately 500 measurements\u003c\/li\u003e\n\u003cli\u003eSkin-safe and harmless on contact\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eEssential for precise and consistent testing results\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ultrasound gel is a crucial component for proper functionality of the BarScreenSensor. It:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEstablishes reliable contact between the measuring head and the test object\u003c\/li\u003e\n\u003cli\u003eMaintains stable contact during the entire measurement process\u003c\/li\u003e\n\u003cli\u003eEnables accurate ultrasonic transmission for precise results\u003c\/li\u003e\n\u003cli\u003eWithout the gel, accurate measurement and authenticity testing cannot be guaranteed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA small drop of gel is typically sufficient for a series of measurements, making this 100 mL bottle highly economical and suitable for professional use. \u003cstrong\u003eOne bottle provides enough gel for approximately 500 tests, depending on usage.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSafe and Easy to Use\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHarmless to health upon skin contact\u003c\/li\u003e\n\u003cli\u003eEasy to apply\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for professional precious metal testing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":56670883545465,"sku":"MES-3585","price":12.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/G-Z-0027_ultraschallgel_100ml_ersatzflasche_barscreensensor-1.jpg?v=1771293879"},{"product_id":"replacement-pen-caratscreenpen-v1-copy","title":"Replacement Pen - CaratScreenPen V2","description":"\u003cdiv class=\"product--description\" itemprop=\"description\"\u003e\n\u003cp\u003eGoldanalytix Replacement pen V2 for CaratScreenPen V2 – the product features at a glance:\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli\u003eOnly compatible with CaratScreenPen V2 (from February 2026)\u003c\/li\u003e\n\u003cli\u003eWithout cable (included in the CaratScreenPen's scope of supply)\u003c\/li\u003e\n\u003cli\u003e3.5 mm jack socket, not cinch\/RCA socket (see pictures)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CaratScreenPen uses a very small amount of harmless electrolyte fluid contained in the measuring pen during measurement. Due to the limited volume, the pen has a certain lifespan (typically 3 to 6 months), as reliable measurement can no longer be guaranteed once the fluid level falls below a certain level. Therefore, if you notice any deviations in the values or errors in calibration at any time, you should replace the pen.\u003c\/p\u003e\n\u003cp\u003eSlight leakage during transport or prolonged storage is normal. The excess liquid can be wiped off with a cloth and is harmless to health. However, if the pen leaks during the measurement process, please contact us.\u003c\/p\u003e\n\u003cp\u003eKeep the measuring pen closed and do not store it at high temperatures, as this will cause the liquid to evaporate more quickly.\u003c\/p\u003e\n\u003cp\u003ePlease do not clean the measuring pen, as this can adversely affect the electrolyte fluid and thus distort the measurement results.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":56903387611513,"sku":"MES-3584","price":55.12,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/G-01-0012-P-V2_ersatz_messstift_V2_caratscreenpen-2_600x600_d3b72bed-3192-422d-8138-e717829bbab9.jpg?v=1774450770"},{"product_id":"ring-mandrel-measuring-stick-sizes-1-36-41-76mm","title":"Ring Mandrel Measuring Stick - Aluminium","description":"\u003cp\u003eThis ring mandrel measuring stick is a reliable tool for accurately determining ring sizes using millimeter measurements. \u003c\/p\u003e\n\u003cp\u003eThe smooth, tapered design ensures rings slide easily onto the mandrel for quick and accurate measurement.\u003c\/p\u003e\n\u003cp\u003eWith its durable construction and easy-to-read markings, this tool is perfect whether you are measuring existing rings or checking sizes during production, this mandrel provides consistent and precise results.\u003c\/p\u003e\n\u003cp\u003eKey Features\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccurate ring mandrel for measuring sizes in mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDisplays diameter and circumference measurements\u003c\/li\u003e\n\u003cli\u003eRing mandrel with size range 1–36 and 41–76 mm\u003c\/li\u003e\n\u003cli\u003eDurable and lightweight construction\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":57124209000825,"sku":"MES-3562","price":16.53,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/RINGSTICKCHEAP-01.jpg?v=1776884226"},{"product_id":"ruler-20cm","title":"Ruler 20cm","description":"","brand":"DAVTOOLS","offers":[{"title":"Default Title","offer_id":57152050463097,"sku":"MES-3530","price":4.92,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0718\/9569\/files\/IMG_20260427_170614_165.jpg?v=1777302597"}],"url":"https:\/\/davtools.com\/collections\/measuring-instruments.oembed?page=2","provider":"DAVTOOLS","version":"1.0","type":"link"}