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Red (Ø17mm)
This is a great tool to ensure gemstones are accurately and evenly presented in a setting in a ring
and 1 handle
00mm: Length 10cm
Presidium Duo Tester II Diamond & Gemstone Tester 100 x 100mm Red (Ø17mm)Presidium Duo Tester II (PDT II) is the only comprehensive tool on the market that combines two proven testing methods for gemstones. PDT II differentiates diamonds from their simulants based on both their thermal conductivity and reflective indexes. Coated gemstones can also be generally tested with the PDT II. The Presidium Duo Tester II comes with a probe pen that has a retractable probe tip, which ensures consistent pressure against the gemstone
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