Presidium Gem Tester II (pgt II)

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 (PDT II) - Performing a test and Reading

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 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 Gem Tester Complete Unit

PRESIDIUM Gemstone Tester II PGT Diamond Testing Device Stone

PRESIDIUM Gemstone Tester II PGT Diamond Testing Device Stone

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

AOLDHYY UM PDT II Duo Tester Diamond MOISSANITE GEM

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