4.22 Carat Natural Black Round Diamond GIA

This loose diamond is a 4.22 carat natural black round brilliant, graded by GIA as Fancy No Overtone Black. The stone is untreated, meaning the black color results from its natural graphite content and structural characteristics rather than any post-formation processing. As a round shape, it has been cut with traditional brilliant faceting. The diamond is certified by the Gemological Institute of America and is offered as a loose stone.