Unlock the confidence to verify precious stones anywhere with this professional-grade Portable Diamond Tester Selector. Designed for jewelers, collectors, and gemstone enthusiasts, this compact, handheld Gemstone Testing Tool Kit ensures fast, accurate, and consistent results for identifying genuine diamonds and other stones.

This Selector Illuminated Jewelry Tester is ideal for distinguishing real diamonds from simulants like cubic zirconia. Its built-in metal alert system ensures reliable readings by alerting users when the probe touches metal instead of a stone. Whether you’re working with loose stones or mounted gems, the included small testing tray and vinyl carrying case make it easy to test safely and securely on the go.

Key Features & Benefits:

• Professional Accuracy: Built with a high-sensitivity probe to test for real diamonds and gemstones like sapphire, ruby, crystal, jadeite, agate, and more.

• Illuminated Display: Visual light-up indicator confirms authenticity. No guesswork—if it lights up and beeps, it’s a real stone.

•  Simple Operation: Just power on, touch the tip to the stone, and get instant feedback. No prior gemology experience needed.

• Portable & Protective: Compact design includes a protective vinyl carrying case, ideal for travel, appraisals, or fieldwork.

•  Switch Functionality: Adjusts to test both large and small diamonds (+/- 8 point size variation) with precision.

Perfect for gifting to jewelry lovers, professionals, or anyone starting in gem collection, this Gemstone Testing Tool Kit is a must-have for accurate stone verification.

Whether you are evaluating estate jewelry, checking secondhand purchases, or making high-value transactions, this Portable Diamond Tester Selector brings professional reliability to your pocket.