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In honor of April's official birthstone, let's take a close-up look at one of the largest uncut yellow diamonds in the world. At 253.7 carats, the Oppenheimer Diamond is a nearly perfectly formed octahedron, a shape that's essentially an eight-sided double pyramid connected at the base. Learn more about this popular Smithsonian attraction at our blog... http://bonafinejewelers.thejewelerblog.com/

In honor of April's official birthstone, let's take a close-up look at one of the largest uncut yellow diamonds in the world. At 253.7 carats, the Oppenheimer Diamond is a nearly perfectly formed octahedron, a shape that's essentially an eight-sided double pyramid connected at the base. Learn more about this popular Smithsonian attraction at our blog... http://bonafinejewelers.thejewelerblog.com/

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