Oppenheimer Diamond
Oppenheimer Diamond
The Oppenheimer Diamond, a nearly perfectly-formed 253.7 carat (50.74 g) yellow diamond crystal, is one of the largest uncut diamonds in the world. It measures approximately 20 × 20 millimeters. It was discovered in the Dutoitspan Mine, Kimberly, South Africa in 1964. Harry Winston acquired the stone and presented it to the Smithsonian Institution in [...]
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