Presidium Gemstone Tester PGT II

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

Gem Tester II (PGT II) - combined tester - boley GmbH

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 PGT-CSE Gem Tester & Colored Stone Estimator

Singapore PRESIDIUM Gem Tester II, testing 16 kinds of gems - AliExpress

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