Presidium GemTester Pen Probe-II

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

How To Use A Presidium Gem Tester - Maddisons UK

Probe for Presidium Gem Tester - TZD53A

Presidium Gem Tester II

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

Gemstone Tester Replacement Pen Probe Presidium

Presidium Gem Tester II

Presidium Gem Tester Probe Spare probe for Presidium gem tester/duo tester (for PGT II & PDT) - New Version 6 pin (2019 models and newer). We are the

Presidium Replacement Probe Gem Thermal Tester (for PGT II & PDT) - TZD53

Presidium® Replacement 6-Prong Pen for Gem Tester

Gem Tester II (PGT II) Test Types of Natural Gemstones

Presidium Gem Tester/Colored Stone Estimator II, PGT II

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Presidium Diamond Mate-A Tester

Presidium Gem Tester II

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