Gold Tester Acid Kit Silver Platinum Gold Testing Touchstone Jewelry Tool Set Practical Professional High Purity Graphite Stone - AliExpress

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Gold Tester Acid Kit Silver Platinum Gold Testing Touchstone Jewelry Tool Set Practical Professional High Purity Graphite Stone - AliExpress

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Gold Tester Acid Kit Silver Platinum Gold Testing Touchstone Jewelry Tool Set Practical Professional High Purity Graphite Stone - AliExpress

Professional High purity Graphite Stone Practical Acid Kit Silver Platinum Gold Testing Touchstone Jewelry Tools Set for Jeweler - Price history & Review, AliExpress Seller - ZJCHAO Watch Store

Gold Tester Acid Kit Silver Platinum Gold Testing Touchstone Jewelry Tool Set Practical Professional High Purity Graphite Stone

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Gold Tester Acid Kit Silver Platinum Gold Testing Touchstone Jewelry Tool Set Practical Professional High Purity Graphite Stone

Jewelry Gold Testing Tool Jewelry Tool with Acid Acid Test Kit 10K 14K 18K 22K Practical Gold Testing Stone Gold Detecting Stone - AliExpress

This EASY to use genuine GTE white 2”x2” test stone is a useful tool to use with testing acids when determining the karat value and purity of Gold, Silver, and Platinum Jewelry, scrap, bars, coins, and much more! This natural white colored stone provides a clean and crisp background for viewing color changes and dissolving when testing.

GTE *White* 2''x2'' Testing Touchstone Streak Stone for Gold Silver Jewelry Precious Metal Sterling Acid Solutions 10K 14K 18K 22K .999 24K

Practical Acid Test Kit Silver Platinum Gold Testing Touchstone Jewelry Tool Set D13 21