Presidium DuoTester (PDT)-(Stones Included-7 Stones-5mm each), The only gemological instrument in the industry that tests gemstones using both thermal and reflectivity testing.
Presidium DuoTester is the only comprehensive tool on the market that combines two proven testing methods for gemstones.
PDT differentiates diamonds from its simulants based on both their thermal conductivity and reflective indexes.
Coated gemstones can also be generally tested with the PDT, The Presidium DuoTester has a retractable probe tip that ensures consistent pressure against the gemstone during testing for more reliable results.
With the industry''s thinnest probe tip size of 0.6mm, PDT tests gemstones as small as 0.02ct... For more details please check product description.

Technical Details

Product Details

Package Dimensions
Width : 4.5 inch
Height : 3.8 inch
Length : 8.1 inch

Shipping Weight: 1.55 pounds (View shipping rates and policies)

ASIN : B000TD52Y2