1.38 Carat Natural Black Round Diamond GIA

This 1.38 carat round diamond is graded as Fancy No Overtone Black by GIA, indicating color saturation throughout the stone without secondary hue influences. The stone is untreated and sold as a loose diamond, allowing for independent evaluation and future setting options. Black diamonds of this size and quality are typically opaque or translucent due to numerous inclusions and structural defects that create their dark coloration. The GIA certification documents the stone's specifications and natural, unaltered state.