CVD rough diamond
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1 carat 2 carat 3 carat 4 carat uncut raw CVD rough diamond manufacturers
lab diamond (also known as cultured diamond , cultivated diamond, laboratory-grown diamond, laboratory-created diamond ) is diamond produced in an artificial process, as opposed to natural diamonds, which are created by geological processes.
lab diamond is also widely known as HPHT diamond or CVD diamond after the two common production methods (referring to the high-pressure high-temperature and chemical vapor deposition crystal formation methods, respectively).
