Diamond cutting vastly improves the brilliance and sparkle of rough diamonds. Diamonds often come out of the ground looking like any other rock – we can step in to release their inner beauty and lustre.
But sometimes, a rough diamond can also be a thing of beauty. When they form, diamonds crystallise as octohedrons, cubes or dodecahedrons, can even exhibit two or more of these shapes, and little triangles called trigons may be visible on the surface.
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29.6-carat blue diamond discovered in the Cullinan mine, South Africa. The “exceptional” vivid blue stone could “yield a polished stone of great value and importance”, the company said in a statement.
Another shot of the 29.6-carat blue diamond discovered in the Cullinan mine, South Africa.
Leibish Pink Promise as a 4.96 carat rough diamond.
Natural Rough Blue Diamond