PuriTEST Purity Pack for testing Diamonds Gold Silver Platinum. Electronic Machine Everything the professionals use to test diamonds & precious metals while appraising and buying Brand New P7 Diamond Analyzer professional jewelers test machine and gem weight guage. Complete PuriTEST acids pack contains six (6) half-ounce bottles of test acids- 10k, 14k, 18k, 22k, Silver, and Platinum Genuine PuriTEST 30x magnifying loupe with case included FREE Two (2) test stones (one large, one small); deluxe stones with rubber backing