This EASY to use genuine PuriTEST LARGE 4''x12'' test stone is a great tool to use with will Gold, Silver, and Platinum testing solutions.
This test stone can be used over 1000 TIMES! Wash with baking soda and water in between tests.
Simply scratch the test stone with your jewelry and apply a drop of the acid to the stone and watch the results appear!
Solutions sold separately.
This listing includes:
- (1) PuriTEST 4''x12'' Test Stone New in Box with Rubber backing to ensure non-slip desktop testing!
Can be used over a thousand times, simply clean with baking soda/water between uses.
- (1) Easy to read and follow instruction booklet with color chart!
A MUST-HAVE for anyone who invests in gold, silver, or platinum!
NOTE: These solutions will dull the polishing of the piece, and leave a mark where the acid was placed.
It is advised to always use a test stone to protect your jewelry.