Jewelry Diamond Test Singapore Presidium Gem tester II Colored

Conducting Optical Test on Gemstones Using Presidium Duo Tester (PDT II)

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

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Jewelry Testing Equipment Types and Prices

Gems & Jewellery Blog Gemstones & Diamonds Testing

Presidium Gem Tester/Colored Stone Estimator II, PGT II

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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

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