Presidium Gem Tester II - Assisted Thermal Calibration (For #PTG111425 and after)

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) Testing Diamond, Sapphire, Ruby

Presidium Gem Computer Gauge - Finding Specific Gravity

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

HOW TO Calibrate the Presidium Gem Tester II

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

praesidium ELECTRONIC GEM GEMSTONE DIAMOND TESTER PGT

What the Presidium Gem Tester ll Test for. Gemstone Color

How to shut down your ARI by Presidium

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 젬 테스터 (Gem Tester II)