Genuine Puritest Electronic Diamond Tester Machine Jewelers Jewelry Diamond Moissanite Gems Stones Testing Excellent kit for anyone who handles loose or set diamonds, or other types of jewelry & gemstone items *Authentic PuriTEST P7 Diamond Analyzer machine with 60 day money back guarantee Diamond tester includes leather case and gem weight gauge All materials brand new and ready to ship Determine if your stones are real or fake!