Presidium Duo Tester II (PDT II)
Item# 51-196
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Presidium Duo Tester II (PDT II) is the only comprehensive tool on the market that combines two proven testing methods for gemstones.
- Differentiates diamonds from itsbased on both their thermal conductivity and reflective indexes
- Coated gemstones can also be generally tested with the PDT II.
- Industry’s thinnest probe tip size of 0.6mm, PDT II tests gemstones as small as 0.02ct.
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