Portable electronic device for distinguishing real diamonds from other simulated stones.
LCD display and LED display, powered by DC 9V battery x 1 (not included)
If stone fake crystal, a simulant like cubic zirconia (), there is no reaction.
It is designed for a fast, accurate and safe diamond test
colour:Black + silver
Material:PC+ metal
size:16*4*2.2cm
Package Contents:
1 * Metals and Gem Tester
1 * LED Magnifier
1 * Test bench
1 * Instruction manual