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[INITIALIZATION SETUP] After powering on, turn the wheel to keep 4 green lights on to finish the Initialization. Otherwise you will get inaccurate

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High Accuracy Diamond Tester Professional Jeweler for Novice and Expert - Diamond Selector II 9V Battery Included

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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