Diamond Selector Thermal Conductivity Tester Jade Hardness Tester Crystal Jade Agate Jewelry Diamond Authenticity Identification Tool

Diamond Selector Thermal Conductivity Tester Jade Hardness Tester Crystal Jade Agate Jewelry Diamond Authenticity Identification Tool

Brandnan
Description
Thermal conductivity meter is an electronic instrument designed and manufactured based on the thermal conductivity of diamonds, specifically used to distinguish the authenticity of diamonds This instrument is a precision electronic instrument, used in an environment of 5-35 degrees Celsius and with a relative humidity of 80% in the air;The tested gemstones must be clean, dry, and at room temperature Technical characteristics:1. Pocket and portable handheld;2. Non destructive testing, easy and accurate operation.syi
£19.89