PRESIDIUM ELECTRONIC GEM GEMSTONE DIAMOND TESTER PGT Review

http://tinyurl.com/m5mb7nePRESIDIUM ELECTRONIC GEM GEMSTONE DIAMOND TESTER PGTProduct Review Click on the link for more reviewsUses thermal conductivity tests to detect diamond and simulantsInstant recovery in between testsColor stone estimating function can be used with rough stones, mounted stones, and cut stonesMetal detector warns user when accidental contact is made with gem mounting1 Year Manufacturer Warranty