Diamond Testers & Gemstone Testers

Test the quality of your diamonds and other stones with our range of diamond and gemstone testers available to buy online.

1 x Diamond Tester. Auto shuts off automatically after three minutes to save the battery. Weight: 80g.

Gold Silver Diamond Tester Selector Gemstone Testing Pen Digital Electronic Tool

How To Use A Diamond Tester

Pro Diamond Moissanite Tester 2pt Jewel Stone Factory Calibrated – Gain Express

Easily Operated: If the lights move rapidly lighting up as they go, and there is a steady beep, and the lights are greater than or equal to 9. You know you have a real diamond. There would be no beep sounds and the diamond tester will not light up from green to red for cubic zirconium, crystal, and glass, and lights are less than 9 Fast Results: Designed for rapid, accurate, and safe diamond testing. Through non-destructive testing, the operation is simple and precise.

MIUONO Diamond Tester + 10x Magnifier + Tweezers for Novice and Expert (include Battery)

SmartPro® Gem-Eye I SMART PRO DIAMOND & GEMSTONE TESTERS - Jeweler's Tools, Supplies & Watch Batteries by Star Struck

Presidium Gem Tester II (pgt II)

💎【Fast Results】: Diamond Selector II, Newest Diamond Tester Pen, high accuracy indicate genuine diamond or fake. This diamond selector tester designed

Professional Diamond Selector II, Gem Tester Pen Portable Electronic Diamond NEW

Pro Diamond Moissanite Tester 2pt Jewel Stone Factory Calibrated – Gain Express

Professional Diamond Detector, Sapphire Jewelry Tester

StillCool Diamond Tester, High Accuracy Diamond Tester Pen, Diamond Tester Professional, Diamond Detector Gem Tester Gemstone Gemstone Tester : Arts, Crafts & Sewing