Bidspirit auction | New gold testing acid set

New gold testing acid set in packaging.... - *Gold testing set includes a wooden box for the workbench. *Gold testing set details include: 1. Wooden box for storing the acids and the stone. 2. Small stone for testing, stone dimensions: 62 * 38 * 12 mm. 3. Caratura test for testing 14K 4. Caratura test for testing 18K 5. Caratura test for testing 22K The item has been tested and approved at the auction house.