High Accuracy Diamond Tester Pen Professional Jewelry Gemstone Selector

Protect your jewelry purchases with fast, convenient gemstone verification at your fingertips. The 1 pc of HTMCK diamond tester pen uses thermal conductivity testing to help distinguish diamonds from common simulants, making it useful for jewelers, collectors, resellers, and jewelry enthusiasts. Clear LED indicators and an audible response make results easy to interpret without complicated equipment. Its portable pen-style design makes this professional diamond tester convenient for shop, home, or on-the-go inspections.

Key Features

• High accuracy diamond tester uses thermal conductivity to provide quick preliminary gemstone verification.
• LED indicators and an audible alert offer clear, easy-to-read testing feedback.
• Compact handheld construction makes the tester convenient to store, carry, and use.
• Suitable for checking loose or mounted stones when the probe is correctly positioned on the gemstone.
  
  

Why Choose Our HTMCK High Accuracy Diamond Tester Pen Professional Jewelry Gemstone Selector
Unlike visual inspection alone, this jewelry diamond tester measures thermal conductivity to help identify diamonds quickly and conveniently. Its straightforward indicators and portable design make it approachable for beginners while remaining practical for routine jewelry inspection. Thermal testers may also respond to moissanite like diamond, so dedicated moissanite testing is recommended when differentiation is required.

Perfect For
Ideal for jewelers, gemstone collectors, pawn shops, resellers, jewelry buyers, estate-sale shoppers, and hobbyists who want a convenient first-line tool for checking stones.

Test With Greater Confidence
Make gemstone checks quicker and more convenient with the HTMCK Diamond Tester Pen. Add this practical testing tool to your jewelry kit and shop, sell, or collect with greater confidence.