Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration

PRODUCT COMPATIBILITY | For use with Presidium Gem Tester II (PGT II) and Presidium Duo Tester II (PDT II) only. THINNEST RETRACTABLE PROBE TIP I PGT

Presidium Instruments Gem Indicator (PGI) Handheld Tester for Identifying Diamonds and Common Colored Gemstones : Arts, Crafts & Sewing

Presidium Gem Tester II (PGT II) - Performing a test and Reading Results

COHEALI 3pcs Diamond Checker Diamond Scratch Test

PRODUCT COMPATIBILITY | For use with Presidium Gem Tester II (PGT II) and Presidium Duo Tester II (PDT II) only. THINNEST RETRACTABLE PROBE TIP I PGT

Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration

Presidium Duo Tester II Assisted Thermal Calibration & Comprehensive Gemstone Testing

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 Multi Tester III (PMuT III) All-in-One Instrument for Testing Diamonds, Moissanites and Diamond Simulants in Dubai - UAE

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

Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) fo 798804941239