GemTrue Apex – Advanced Synthetic Diamond Tester

The GemTrue APEX DK10300 is a professional-grade, all-in-one synthetic diamond tester designed for accurate and reliable gemstone identification. Engineered with advanced optical and thermal conductivity technology, this pen-style device delivers fast, precise results with 0% false positives (ASSURE tested)—making it an essential tool for jewelers, gemologists, and diamond traders.

Key Features

• Multi-Stone Detection: Accurately identifies Natural Diamonds, CVD/HPHT (Type IIa) diamonds, Moissanite (including low-conductive), Cubic Zirconia (CZ), glass, and other simulants
  
• 0% False Positive Rate: Independently ASSURE-tested for trusted accuracy
  
• Advanced Technology: Combines optical and thermal conductivity for precise readings
  
• Fast & Clear Results: Instant visual and audio feedback for quick decision-making
  
• Versatile Testing: Suitable for loose and mounted stones (rings, earrings, pendants)
  
• Portable Design: Compact, durable, and ideal for retail, labs, and on-the-go use
  
• Rechargeable Battery: USB-C charging for convenience and long-lasting performance
  
• User-Friendly Interface: High-resolution display for easy operation
  

Performance & Usage

• Optimized for polished stones in D–M color range
  
• Designed for round brilliant-cut stones (minimum size: 0.05 ct)
  
• Effective for both professional lab use and retail environments
  
• Provides consistent results with proper cleaning and cooling between tests
  

Product Specifications

• Model: DK10300 APEX
  
• Detection Types: Natural Diamond, CVD/HPHT, Moissanite, CZ, Glass, Simulants
  
• Display: High-resolution screen with audio alerts
  
• Battery: Built-in Li-ion rechargeable (USB-C, 3.7V / 2200mAh)
  
• Battery Life: ~2 hours continuous use
  
• Auto Power Off: After 5 minutes inactivity
  
• Dimensions: 180 x 40 x 25 mm
  
• Weight: Approx. 0.13 kg
  

Package Includes

• GemTrue APEX DK10300 Tester
  
• Metal Loose Stone Holder
  
• USB-C Charging Cable
  
• Cleaning Cloth
  
• Protective Cloth Bag
  
• Zip Carrying Case
  
• User Manual
  

Safety & Care

• Emits brief UV light during testing—avoid direct eye exposure
  
• Use only recommended charger (DC 5V / 0.5A)
  
• Clean probe tip and stones regularly for accurate results
  
• Allow stones to cool between tests
  

Warranty

• 24-month manufacturer warranty (device)
  
• 6-month battery coverage
  
• Covers manufacturing defects only
  

The GemTrue APEX combines precision, speed, and reliability in one compact device. With ASSURE-certified accuracy and multi-stone detection, it’s the perfect solution for professionals who need dependable gemstone testing at an affordable price.