Diamond Selector II" is a portable electronic device for distinguishing real diamonds from other simulated stones. <br> It is designed for quick, precise, and safe diamond testing. <br> Features: <br> Pocket with a handheld. <br> Operation simple and accurate. <br> Emit audible sounds to give accurate reading. <br> Diamond indicator will be showed if the stone is a REAL diamond (Green light). <br> Metal alert (continuous buzzing sound when user accidentally touches metal rather than stone). <br> Large / small switch for testing diamonds +/ - 8 points. <br> To emit sounds to give accurate reading. <br> LCD display & LED indicator.<br> If stone is Fake crystal, a simulant such as cubic zirconium (CZ), will be no reaction. <br> Dimension: 16 x 4 x 2 cm <br> Color: Black <br> Powered by DC 9V battery x 1 (Not Included) <br> Package include: <br> 1 x Diamond Tester <br> 1 x Leather Pouch Case <br> 1 x Testing Platform <br> 1 x User Manual<br>