To be used with the GemOro AuRACLE line of gold testers – No guessing on the karat or value of the gold, easy non-destructive test can be done without prior training or knowledge of gold testing.
Original analog gold tester using the AuRACLE technology with thousands sold Meter readout shows karat value ranges Tests 10K, 14K, 18K and 22-24K gold in all colors and identifies platinum Manual dial adjustment calibration using 18K yellow gold Durable testing plate Accessory clip for testing gold while being worn Powered by 1 AA alkaline battery […]
The Presidium Gem Tester II (PGT II) features a clear and direct analog display for a quick way to identify diamonds/moissanite and separate up to 15 common colored gemstones from one another based on their thermal conductivity. It still features a retractable probe tip that ensures consistent pressure against the gemstone during tests resulting in more reliable results. With the industry’s thinnest probe tip size of 0.6mm, the PGT II tests gemstones as small as 0.02ct.
The smartest and fastest diamond screener in the world!
Designed to discern natural earth-mined colorless diamonds from lab created or synthetic stones. Latest technology high-efficiency, mercury-free light source.