GEMSTONE DUO TESTER

Presidium Duo Gem Tester (PDT) - TD5310

high quality jewelry making tool gemstone

Presidium Gem Tester PGT II Colored Gemstone Testers Estimator Display Gemological Testing Identification Instrument Tools

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

HANDHELD XRF ANALYZER

Singapore Presidium Gem Tester PGT II Colored Gemstone Testers Estimator Display Gemological Testing Instrument Tools

GemTrue Veritas

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

How to Use a Gem Tester on Your Jade Stones & Jewelry I Satin Crystals

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

MOISSANITE TESTER II

Presidium PDT-S7 Diamond Gemstone Tester - South Auction

Presidium Duo Tester PDT Diamond Gemstone Tester

Presidium Duo Gem Tester (PDT) - TD5310