Gem Tester II (PGT II)
A compact, sturdy and portable desktop instrument that instantly identifies diamonds/moissanites and separates up to 16 types of common colored gemstones based on their thermal properties.
The Presidium Gem Tester II provides a quick and easy way to identify diamonds/moissanites and separates up to 16 common colored gemstones based on their thermal conductivity with its clear and direct analog display. Coated gemstones can also be generally tested with the PGT II.
It features the signature Presidium thermoelectric retractable probe tip that ensures consistent pressure against the gemstone during testing for more reliable results.
Does not differentiate between natural and synthetic colored gemstones
Product comes with 1-year warranty
Can be powered by 2 AA alkaline batteries or Adaptor (included with purchase)