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Presidium Gem Tester II (PGT II) - Buy Now at Jeweler's Toy Store
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Professional Diamond Selector II will indicate genuine diamond or fake,LCD display & LED indicator. It is designed for quick, precise, and safe diamond testing.Emits audible sounds to easily differentiate the readings. Portable electronic device for distinguishing real diamonds from other simulated stones. If stone is Fake crystal, a simulant such as cubic zirconium ( CZ ), will be no reaction.
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Thermal Conductivity Meter Diamond Tester Drill Pen– VVSMoissaniteCo
Diamond Tester Pen, ZAKVOP High Accuracy Jewelry Diamond Tester
Function: The jewelry tester is designed for fast, accurate and safe diamond testing. It is a portable electronic tool used to distinguish real and
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Diamond Selector II Professional Diamond Tester J-ade Selector