Presidium Gem Tester II (PGT II) - Testing Emerald, Diamond, Sapphire, Ruby, Nephrite

Presidium Gem Tester II (PGT II) - Testing Emerald, Diamond, Sapphire, Ruby, Nephrite - I finally got a Presidium Gem Tester II. I'll unbox it and show how

Presidium Gem Tester II Colored Stones and Diamond Moissanite Tester - Hong Kong

How To Calabrate The Presidium Gem Tester II Fast

testing if a “gemstone” is REAL (presidium gem tester 2) review

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

Gemstone Testing Machine Black Presidium Gem Tester Pgt-2, For Commercial, Size: Compact at Rs 22500 in New Delhi

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

White Sapphire vs CZ vs Diamond - Can a Gem Tester Tell Them Apart

Rough diamond test by( presidium gem tester ll)

Testing jewelry using my Presidium Gem Tester II

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

New Gemstone Tester, Gemlogis Mantis & BLEU Gemstone Meter

Presidium Gem Tester II Review and how to use it testing stones at