Diamond Tester Pen60X Mini LED Magnifying,High Accuracy Jewelry Diamond Tester Tool,Environmental Protection 9V Battery,Professional Diamond Selector For Novice&Expert,Thermal Conductivity Meter

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Jewelry Diamond & Gold Testers

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Professional Diamond Selector II will show real diamonds or fakes,Use the big/small switch to test diamonds,Makes an audible sound to easily distinguish readings. Easy to use:Real diamonds make sounds and lights = 9. Fake crystal, such as cubic zirconia (CZ), crystal, glass will not emit sound and light 9.

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