Wilove Professional Diamond Selector, High Accuracy Diamond Tester Gem Tester Pen Portable Electronic Diamond Tester Tool for Jewelry Jade Ruby Stone

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Diamond Tester Pen High Accuracy Diamond Selector Detector Jewelry Testing Tool with Case for Novice Expert - AliExpress

【PROFESSIONAL DIAMOND SELECTOR】：Moissanite Tester is a matching instrument with the Diamond Selector II.The professional diamond selector is only used

Wilove Professional Diamond Selector, High Accuracy Diamond Tester Gem Tester Pen Portable Electronic Diamond Tester Tool for Jewelry Jade Ruby Stone