Feature(may vary by option.)

●Portable Gold Test-This touchstone is used to check the gold content of items.
●Stone Gold Inspection-Test method: Do the acid drop test on the touchstone. The real gold will stay on the touchstone and the fake will dissolve or oxidize blue.
●Stone Goldstone Touchstone-How to know: The acid will change color depending on the purity, very easy to use for Platinum Silver Tester.
●Touchstone Gold Stone-Test Items: This solution is suitable for testing any gold you think is 10K, 14K, 18K, 22-24K, Silver and Platinum Pure. This solution works to test any gold you think is 10 karat, 14 karat, 18 karat, 22 to 24 karat, silver, and pure platinum.
●Jewelry Testing Tool-Applicability: Ideal for testing jewelry, , antique gold, silver and platinum collections.

[High quality (small)]

Description

Features:
1. This touchstone is used to check the gold content of items.
2. Apply acid drop test to touchstone, real gold will remain on touchstone, fake will dissolve or oxidize blue.
3. This solution works to test any gold you think is 10K, 14K, 18K, 22-24K, silver and pure platinum.
4. The acid changes color depending on the purity. Very easy to use.
5. Ideal for testing jewelry, , antique gold, silver and platinum collectibles.

Specification:
Condition: 100% Brand New Item Type: Touchstone Material: Stone
Color: As shown in the picture
Weight: approx. 55-65g
Optional Type: 1#Common, 2#Upper (Small)

List of packages:
1 * Touchstone (Acid test water not included)