Since the first diamond was discovered more than 2,700 years ago, this dazzling gemstone has been given extremely high value. Even now, despite the discovery of more diamond mines, natural diamonds are still at the top of the jewelry consumption pyramid. Compared with the long history of natural diamonds, cultivated diamonds, which were born in the middle of the last century, are considered a new thing. Thanks to the rapid development of science and technology, cultivated diamonds have already stepped out of the research and exploration stage, and their marketization is also accelerating. It attracted attention from within and outside the industry.