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【Initialization】After powering on, turn the wheel to keep 4 green lights on to finish the Initialization. Otherwise you will get inaccurate results.

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☢[Easy to Use]: Real Diamond will Emits sounds and lights >=9.It is designed for quick, precise, and safe diamond testing.Emits audible sounds to

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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

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