1.77 Carat Natural Black Emerald Diamond GIA

This 1.77-carat diamond is graded Fancy No Overtone Black by GIA, indicating a pure black color without secondary hues. The stone is cut in an emerald shape and is offered as a loose, untreated diamond. Natural black diamonds derive their color from numerous graphite inclusions and structural defects throughout the crystal lattice. GIA certification confirms the carat weight, color grade, and treatment status of this stone.