GemOro Pro-D™ Diamond Tester

The PRO-D can effectively and quickly help you to distinguish a diamond from all commonly used diamond simulants (except Moissanite/silicon carbide).

LED bar graph/beep tone provides audible and visual Diamond indication. Lifetime limited warranty. Bright white LED illuminator light. Fast warm-up time. Glowing probe tip cone identifies stone. Powered by 3 long life NiMH rechargeable batteries. Carrying case, batteries, AC adaptor/charger, storage box and loose stone holder included.