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Presidium Gem Tester II

The most trusted and sought-after colored gemstone tester has been redesigned with the user in mind to be more compact, sturdy and portable.

The Presidium Gem Tester II (PGT II) provides users with a quick and easy way to identify diamonds/moissanites and separate up to 15 common colored gemstones based on their thermal properties.

  • Retractable thermoelectric probe tip that ensures constant pressure between probe and gemstone
  • Industry’s thinnest probe tip (0.6mm) for testing gemstones as small as 0.02 ct
  • Metal alert buzzer to ensure that probe tip is in contact with gemstone during testing
  • Clear and easy-to-read analog dial
  • Can dierentiate between 15 types of gemstones
  • Built-in glass and Calibration (CAL) test discs for reference
  • Identifies diamonds/moissanites and most colored gemstones
  • Tests both polished and unpolished gemstones
  • Tests gemstones as small as 0.02 ct
  • Consistent and reliable results every time
  • No waiting time between tests
  • Simple and easy to use
  • Runs on 2 AA batteries or adaptor (included)
Recommended Operating Conditions
    It is recommended to use the Presidium Gem Tester II in environmentsat ambient temperatures of 18°C - 27°C.




Presidium Gem Tester II




910 Brown Street - P.O. Box 216 - Norway, MI 49870 sales@kingsleynorth.com - Fax - 906-563-7143, 800-338-9280 / 906-563-9228 www.kingsleynorth.com