PDT II DIFFERENTIATES DIAMONDS FROM ITS SIMULANTS BASED ON BOTH THEIR THERMAL CONDUCTIVITY AND REFLECTIVE INDEXES. COATED GEMSTONES CAN ALSO BE GENERALLY TESTED WITH THE PDT II. WITH THE INDUSTRY’S THINNEST PROBE TIP SIZE OF 0.6MM, PDT II TESTS GEMSTONES AS SMALL AS 0.02CT.
eBay