Testing created frosted #quartz with my Presidium Gem Tester II. The results may surprise you. #presidium #semipreciousgemstones #presidiumgemtester, By Gentle Angel Treasures

Testing created frosted #quartz with my Presidium Gem Tester II. The results may surprise you. #presidium #semipreciousgemstones #presidiumgemtester

Gem Tester II: Quick Diamond/Moissanite Identification & Colored Gemstone Separation

Retractable thermoelectric probe tip that ensures constant pressure between probe and gemstone Industrys thinnest probe tip (0.6mm) for testing

Presidium Duo Tester PDT Diamond Gemstone Tester

Product Review Of The Presidium Gem Tester II — Antiques Arena

Presidium Gem Tester/Colored Stone Estimator II, PGT II

Presidium Gem Tester II Colored Stones and Diamond Moissanite Tester - Israel

Is it a Diamond? Ruby or Garnet? Sapphire or Tanzanite? Emerald or Jadeite? The PRESIDIUM GEM TESTER PROVIDES THE ANSWERS!!! The Presidium Gem Tester

Presidium Gem Tester/Colored Stone Estimator II

Gem Tester II: Quick Diamond/Moissanite Identification & Colored Gemstone Separation

Presidium Instruments Gem Tester II (PGT II) Now with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones : Arts, Crafts & Sewing

Presidium Gem Tester II (PGT II) - Performing a test and Reading Results

INCLUDED ASSISTED THERMAL CALIBRATION | Now easily self calibrate your device to your testing environment INDUSTRIES MOST TRUSTED | Gemstone tester

Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones

Product Review Of The Presidium Gem Tester II — Antiques Arena

Product Review Of The Presidium Gem Tester II — Antiques Arena