Professional Diamond Selector II, Gem Tester Pen Portable

💎【Fast Results】: Diamond Selector II, Newest Diamond Tester Pen, high accuracy indicate genuine diamond or fake. This diamond selector tester designed for quick, precise, and safe diamond testing. No harm to diamonds.

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Description: How To Test Gem: Turn on the switch. Make sure only 1 light is lighting up on the scale. Wait few seconds for the probe to heat up until Lamp on ready OK Turn on the lights numbers corresponding to the indoor temperature and diamond weight If don't know. Set 4 lights is lighting up on the scale. Start test diamond, no need to adjust the switch switch. Use the diamond discriminator probe to make 90-degree contact with the measured object, and observe the indicator light change.

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Dupeakya Professional Diamond Tester, Gem Tester Pen Portable Electronic Diamond Tester Tool for Jewelry Jade Ruby Stone : Tools & Home Improvement

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