Professional Diamond and Gemstone Testing This high-quality thermal conductivity tester is designed for accurate identification of diamonds and gemstones.
Key Features of the Diamond Selector
Testing Diamond Authenticity
Tests diamond authenticity using thermal conductivity. Assesses gemstone hardness and quality. Easy-to-use interface with colour-coded LED indicators.
Operating Instructions
Turn on the device and allow it to preheat for approximately 1 minute. Ensure the test object is clean and free of grease. For diamond testing, touch the test head to the stone vertically and lightly.




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