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    Lab-Grown Diamonds – HPHT – CVD strictly necessary.(1) Why? Because these days the thrifty romantic can opt not for a natural diamond but instead for a synthetic version grown in a lab. Roughly one in every two hundred of these pipes actually contains rough diamonds and the challenge is both in identifying that percentage of tubes

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    The lab also writes, “The CVD synthetic diamonds displayed strong red fluorescence while exposed to high-energy UV radiation in the De Beers DiamondView.” The DiamondView was designed to detect synthetic diamond. Observations by EGL USA include seeing clouds of white particles in one plane.

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