Auracle PRO electronic gold tester Capacity_200g to 2000g CVD/ HPHT are two are

CVD/ HPHT are two are methods of growing diamond = synthetic

It does not take standard batteries

4 Fluorite

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Auracle PRO electronic gold tester Capacity_200g to 2000g CVD/ HPHT are two areSummary The PRO (professional) model is the most sophisticated. For the professional dealing with thousand of pounds worth of gold per day this is not expensive and it has the most features. Tests 8ct to 24ct 20% improved accuracy Tests yellow gold, white gold and platinum Increased accuracy when testing high carat gold Dynamic alphanumeric LCD display shows carat value and gold percentage Innovative bar graph that shows you where in the karat range