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Professional Diamond Selector II, Gem Tester Pen Portable Electronic Diamond Tes

This is a portable electronic device for distinguishing real diamonds from other simulated stones. It is designed for quick, precise, and safe diamond

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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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