Diamond Tester

Easy to use even for a beginner
Emits audible sound to give accurate reading
Diamond indicator will be showed if the stone is a REAL diamond (Green light)
Metal alert (continuous buzzing sound when user accidentally touches metal rather than stone )
Large / small switch for testing diamonds +/ - 8 points
To emit sounds to give accurate reading
LCD display & LED indicator
If stone is Fake crystal, a simulant such as cubic zirconium ( CZ ), will be no reaction
Dimension: 16.5 x 4.2 x 2.2cm
Powered by DC 9V battery x 1 ( included )
Weight: 96grams(including battery)