♠Professional Diamond Mosang stone Surveymeter will show real diamonds or fakes,Use the big/small switch to test diamonds,Makes an audible sound to easily distinguish readings.
♠It is designed for quick, precise, and safe diamond testing.Harmless to diamonds.
♠Equipped with light to test flourescent reaction of stones.Flexible calibration with multi Level Volume to match different sizes of stones.
♠Easy to use:Real diamonds make sounds and lights >= 9.Fake crystal, such as cubic zirconia (CZ), crystal, glass will not emit sound and light <9.
♠It is the easiest answer for the vast majority of retail jewelers,pawn brokers and chain stores when faced with the decision of which diamond selector to buy.