nulala Portable LED Audio Diamond Tester Tool Jewelry Gem Gemstone Selector Precision Tool
Brand: nulala

Features:
1. This diamond tester has a highly compact design and will help you to tell the difference between a real diamond and fake diamond.
2. This tester comes with a PU case and small testing platform for holding loose stones.
3. LED light and audio result indication.
4. Simple calibration for stones of various sizes.
5. Easy to use even for a new beginner.
6. Green indicator will be showed if the stone is a real diamond. It will make continuous buzzing sound when user accidentally touches metal rather than stone.
Specification:
Material: Plastic
Color: Shown As Pictures
Size: Approx. 16 * 4 * 2.1cm / 6.3 * 1.57 * 0.83inch
Battery: 9V Battery (Not Included)
Weight: 160g
Type: Jewelry Tool
Package include:
1 * Diamond Tester
1 * Manual
1 * Testing Platform

This diamond tester has a highly compact design and will help you to tell the difference between a real diamond and fake diamond
This tester comes with a PU case and small testing platform for holding loose stones
LED light and audio result indication
Simple calibration for stones of various sizes
Easy to use even for a new beginner