Presidium GEM Tester
Presidium GEM Tester is backordered and will ship as soon as it is back in stock.
A light and portable instrument that instantly identifies diamonds and most colored gemstones based on their thermal properties.
Presidium Gemstone Tester / Colored Stone Estimator is the only colored gemstone thermal tester in the industry. It provides a quick and easy way to identify diamonds and separate common colored gemstones from one another based on their thermal conductivity. Coated gemstones can also be generally tested with the PGT/CSE.
The Presidium Gem Tester / Colored Stone Estimator 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, PGT/CSE tests diamonds as small as 0.02ct.
*Does not differentiate between natural and synthetic colored gemstones.
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