A lab-grown diamond certificate is an official document issued by a trusted gemological laboratory, such as IGI or GIA, that verifies the diamond’s quality and authenticity. It details the diamond’s 4Cs—cut, color, clarity, and carat weight—along with confirmation that it was created in a lab, not mined. For U.S. buyers, this certificate provides transparency, ensures value, and helps... https://vocal.media/education/what-is-a-lab-grown-diamond-certificate-complete-guide-for-the-usa-buyers