APEX (by GemTrue) for diamonds (natural v. synthetic) + simulant (incl. Moissanite & Cz) Fixed magnification - multi-magnification Use it instead of a

Use it instead of a loupe

AC adaptors and  batteries

The easiest way to do this is to place it over the light source - on a light box

see calibrating weighing machines

3) Do not remove the cap

APEX (by GemTrue) for diamonds (natural v. synthetic) + simulant (incl. Moissanite & Cz) Fixed magnification - multi-magnification Use it instead of aSummary The APEX is a combined standard (thermal) tester for diamond non diamond, plus the latest technology (UV absorption) to distinguish natural diamond from synthetic diamond. Plus it tests for Moissanite and Cz Simulant (= any other stone). One probe, one test, the onboard computer works out the answer. Handheld, lightweight. Can test any stone mounted in jewellery and it also comes with a stone holder for testing loose stones. If diamond, it