3inx1.5in/3.9inx2in 10K/14K/18K/22-24K S/L Metal Testing Stone, Jewelry Gold Testing Tool, Portable for Testing Gold for Testing Jewelry(large)

Amazon.com Price: $12.89 (as of 01/07/2025 18:55 PST- Details)

changes color based on purity. Very easy to use
This touchstone is used to verify the gold content in items
This solution works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, silver, and pure

Description


changes color based on purity. Very easy to use
This touchstone is used to verify the gold content in items
This solution works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, silver, and pure
Ideal for testing jewelry, , antique gold, silver, collectibles
Apply a drop test on touchstone, real gold will stay on the touchstone, fake one will be dissolved or oxidized to blue

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