Diamond Selector II, Diamond Tester, Testers, Diamond detecter, Tester, gem tester, gemstone tester Diamond Selector II, Diamond Tester, Testers, Diamond detecter, Tester,gem tester,gemstone tester Diamond Selector II, Diamond Tester, Testers, Diamond detecter, TesterThis essential tool gives you reliable testing of stones as small as .01CT. The display is clear and easy to read allowing the user ...