珠宝的工具

Jewelry tools Power source:DC006P 9V×1 Acccessories:Testing Platform forloose stones,,Leather Sheath. 1.This essential tool gives you reliable testing of stones 2.The display is clear and easy to read allowing the user to easily distinguish stimulants and metals from genuine diamonds. 3.Can be used in any shape.tapered,melled,round,rough,etc. 4.LCD display ,LCD lights emit audible sounds to give accurate reading. 5.if stone is fake crystal,a simulant such as cubic zirconium(CZ),will be no reaction.