This EASY to use genuine GTE *LARGE* 2''x4'' test stone is a great tool to use with will Gold, Silver, and Platinum testing solutions.
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.
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:
- GTE 2''x4'' 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 follow instruction booklet with color chart
A MUST-HAVE for anyone who invests in gold, silver, or platinum!
NOTE: *Solutions sold separately*