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

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

INCLUDED ASSISTED THERMAL CALIBRATION | Now easily self calibrate your device to your testing environment INDUSTRIES MOST TRUSTED | Gemstone tester

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

Presidium Duo Tester II Assisted Thermal Calibration & Comprehensive Gemstone Testing

Diamond Tester, Gem Tester, Diamond Tester Portable LED Audio Diamond Tester Jewelry Gem Selection Precision Tool Test for Diamond for Beginners and Expert : Arts, Crafts & Sewing

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 DuoTester w/o Diamond SImulants

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 II Assisted Thermal Calibration & Comprehensive Gemstone Testing

GemOro Pro-D 3 Diamond Tester, Test Diamond and White Sapphire Gemstone

Presidium DUO Tester - Jewels & Tools

Diamond Tester, Gem Tester, Diamond Tester Portable LED Audio Diamond Tester Jewelry Gem Selection Precision Tool Test for Diamond for Beginners and Expert : Arts, Crafts & Sewing

PRESIDIUM Duo Tester PDT Colored Gemstone Tester