Arete synthetic-diamond tester by Gemtrue, 'Duo' model, includes a Diamond Experior tester Digital scales - regular lines - resolution 0.01g 75 inches) so that should

75 inches) so that should fit everything from a small table to a heavy duty workbench

no prescription

SIZE  (magnification X diameter of lens in mm):

Alternatives

Arete synthetic-diamond tester by Gemtrue, 'Duo' model, includes a Diamond Experior tester Digital scales - regular lines - resolution 0.01g 75 inches) so that shouldSummary Arete synthetic diamond tester plus a free Diamond Experior thermal diamond tester. Between them, they test for natural diamond, synthetic (= lab grown) diamond, Moissanite, and "any other stone". The GemTrue Arete is an essential tool for the experienced jeweller and professional diamond dealer, it is for testing known diamonds, to see if they are natural or synthetic. That means you must first test the stone on a good quality diamond tester