A Brilliant Business
Oct 06, 2022
4 minutes
By Ji Jing
Copyedited by G.P. Wilson
A trending hashtag “Henan Province has become the largest producer of cultured diamonds in the world” has become popular on multiple social media platforms recently.
In 2021, global lab-grown diamond output reached 9 million karats, of which 4 million was produced in Zhecheng, a county in Henan.
As the name suggests, lab-grown diamonds are diamonds that are produced in a lab using the same extreme forces—temperature and pressure—that form naturally created diamonds. There is no chemical, optical, or physical difference between a lab-grown diamond and a natural one.
Lab-grown diamonds are manufactured using either the high pressure and
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