Diamond Tester Tool Portable Diamond Selector II 

1. This diamond tester has a highly compact design and will help you to tell the difference between a genuine diamond and fake diamond with a diamond indicator. Owning it will give more convenience and the sense of security to your professional work.

2. Specially offer an unique 2 sounds and 3 lamps display system to identify
diamonds from imitations.

Specifications:
Color: Black
Size: 160mmx40mmx22mm
Weight: about 110g
Operating temperature: 5°C-35°C
LCD display & LED indicator
Powered by: 9V battery(it is not included)