Testing created frosted #quartz with my Presidium Gem Tester II

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

Presidium Gem Tester II Colored Stones and Diamond Moissanite Tester

Product Review Presidium Gem Tester 2, Testing Precious Stones

NOTE: The calibration may be affected during shipping. If you have issues, reach out to the seller. INDUSTRIES MOST TRUSTED gemstone tester redesigned

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

Presidium Gem Tester II (PGT II) - Intro & Powering on

Presidium Gem Tester II (PGT II) - Functionality Check

Presidium Duo Tester-II (PDT-II)

Presidium Gem Tester II (PGT II) Testing Diamond, Sapphire, Ruby, Amethyst, and Calibrating

Presidium Gem Tester II (PGT II) Testing Diamond, Sapphire, Ruby, Amethyst, and Calibrating

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

How to Calibrate Presidium Gem Tester II (PGT II) Tutorial

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

Presidium Duo Tester PDT Diamond Gemstone Tester : Arts, Crafts & Sewing

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