However, black diamonds are typically completely opaque. Rather than having scintillation, these black stones have a captivating, lustrous shine. Because they have such distinctive qualities, black diamonds can't be graded by the 4Cs (diamond cut, color, clarity, and carat) in the same way colorless diamonds can be.
Black diamonds are characterized by their rich, deep black hue, sometimes with a subtle metallic or grayish sheen.
Black diamonds have a unique luster and can exhibit a sophisticated, modern look. They are often used in contemporary and bold jewelry designs.
