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Easy to Use: Real Diamond will Emits sounds and lights >=9.Intuitive Design,Fake crystal, such as cubic zirconium ( CZ ), crystal, glass will be no

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This diamond tester has a highly compact design, which can perform fast, accurate, and safe diamond testing, which is very suitable for carrying with

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Salmue Professional Moissan Diamond Tester, LED Indicator Tester

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