Testing Stone, Gold Testing Stone, Portable 3inx1.5in/3.9inx2in S/L Touchstone Testing Silver for Testing Gold for Testing Jewelry Testing Platinum(Large)

Features:1. This touchstone is used to verify the gold content in items.2. Apply a drop acid test on touchstone, real gold will stay on the touchstone, fake one will be dissolved or oxidized to blue.3. This solution works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, silver, and pure.4. Acid changes color based on purity. Very easy to use.5. Ideal for testing jewelry, coins, antique gold, silver, collectibles.Specification:Condition: 100% Brand NewItem Type: TouchstoneMaterial: StoneColor: As pictures shownSize: S, L (optional) Size Length Width S 7.6cm/3in 3.8cm/1.5in L 9.9cm/3.9in 5.2cm/2in Package list:1 * Touchstone

• [Touchstone] - This touchstone is used to verify the gold content in items
• [Feature] - Apply a drop acid test on touchstone, real gold will stay on the touchstone, fake one will be dissolved or oxidized to blue
• [Suitable] - This solution works for testing any gold which you believe to be 10K, 14K, 18K, 22-24K, silver, and platinum pure
• [Easy to Use] - Acid changes color based on purity. Very easy to use.Ideal for testing jewelry, coins, antique gold, silver, platinum
• [After Sale Service] -- Good day.We offers a variety range of novelty items to you.If you have ANY questions, please email us and BELIEVE us, we will reply you soon.