Portable Diamond Tester Set With High Accuracy Gemstone Selector II And Case Ideal For Gem Testing And Jewelry Measuring Tools From Fu2p, $11.55

Find great deals for portable diamond tester set with high accuracy gemstone selector ii and case - ideal for gem testing and jewelry measuring tools in testers & measurements on DHgate- top dropshipping companies. Shop with confidence here.
Find great deals for portable diamond tester set with high accuracy gemstone selector ii and case - ideal for gem testing and jewelry measuring tools in testers & measurements on DHgate- top dropshipping companies. Shop with confidence here.

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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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