StillCool Diamond Tester II V2 Selector Gemstone Jewelry Gems Tool with Case Black Diamond Testers
- It is designed for quick, precise, and safe diamond testing..
- Portable electronic device for distinguishing real diamonds from other simulated stones..
- If stone is Fake crystal, a simulant such as cubic zirconium ( CZ ), will be no reaction..
- Powered by DC 9V battery x 1 (Not Included).