Electronic Diamond Tester (Diamond Selector V2) "Diamond Selector II" is a portable electronic device for distinguishing real diamonds from other simulated stones. It is designed for quick, precise, and safe diamond testing. Features ---LED light and audio result indication ---Accurate and reliable reading ---Metal alert ---Simple calibration for stones of various sizes ---Convenient carrying case ---Testing platform for loose stones Specifications ---Dimensions: 6.5" x 1.5" x 0.75" (Depth) ---Weight: 5 oz ---Testing Capability: Diamonds, Diamond simulation (e.g. CZ), Metal ---Color: Black ---Auto Off: N/A ---Initial warm-up: ~ 20 sec.
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