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High Accuracy Professional Jeweler Diamond Tester For Novice and Expert,Diamond Selector II
1. Preparatory work:
2. Try to have a test on a Moissanites Stone, the light will not turn on and there is no Beeping sound
3. Metal Alert: If you try to test it on Metal Alert, you will hear a continuous buzzing sound
4. Test it on a Real diamond, you will hear a Beeping sound (beep-beep-beep) and see red button in the DIA area will be on