Presidium Gem Tester II (PGT II)

Presidium Instruments, Online Shop

Presidium Gem Tester II (PGT II) - Testing Ruby, Diamond, Sapphire, Gemstone, Peridot

Presidium Gem Indicator (PGI), Gem Tester

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

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

Testing jewelry using my Presidium Gem Tester II

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 Colored Stones and Diamond Moissanite Tester - UK

How to Calibrate Presidium Gem Tester ii (PGT II)

Presidium® Gem Tester II – ZAK JEWELRY TOOLS

How to Calibrate Presidium Gem Tester ii (PGT II)

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

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 Gem Tester II (PGT II) for Identifying Diamonds/Moissanites and Up To 16 Common Colored Gemstones : : Industrial & Scientific