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2. Cut (gems) - Wikipedia

   en.wikipedia.org/wiki/Cut_(gems)

   The diamond cut planning stage is a complex process that requires the cutter to work with unique rough stones. Very often, the location of the inclusions in a rough stone will determine the type of shape to which a diamond may be cut. For economic reasons, most diamonds are cut to retain weight instead of maximizing brilliance. [2]

3. Eureka Diamond - Wikipedia

   en.wikipedia.org/wiki/Eureka_Diamond

   The Eureka Diamond was the first diamond discovered in South Africa. It originally weighed 21.25 carats (4.250 g), and was later cut to a 10.73-carat (2.146 g) cushion-shaped brilliant , which is currently on display at the Mine Museum in Kimberley .

4. Star of the South - Wikipedia

   en.wikipedia.org/wiki/Star_of_the_South

   The diamond originally weighed 254.5 carats (50.90 g) and was cut into an oval cushion shape weighing 128.48 carats (25.696 g), losing almost half of its weight in the cutting process. The dimensions of the Star of the South were 35 mm x 29 mm x 19 mm. [4] The light reflected by the diamond is white, and the refracted light is of a rose tint.

5. Diamond cut - Wikipedia

   en.wikipedia.org/wiki/Diamond_cut

   Instead of a culet, step-cut stones have a keel running the length of the pavilion terminus. Like other fancy shaped diamonds, emerald cut diamonds can come in a variety of length to width ratios. The most popular and classic outline of emerald cut diamonds are close a value of 1.5. The Asscher cut, a square modified emerald cut, is also popular.

6. Diamond (gemstone) - Wikipedia

   en.wikipedia.org/wiki/Diamond_(gemstone)

   Neither of these changes makes the diamond appear any larger, and both greatly reduce the sparkle of the diamond. (A poorly cut 1.0-carat (200 mg) diamond may have the same diameter and appear as large as a 0.85-carat (170 mg) diamond.) The depth percentage is the overall quickest indication of the quality of the cut of a round brilliant ...

7. Royal Asscher Diamond Company - Wikipedia

   en.wikipedia.org/wiki/Royal_Asscher_Diamond_Company

   The original design had 58 step-cut facets, a small table, high crown and steep pavilion with cut corners. An accurate description would be a cut cornered square emerald cut diamond. Also known as square emerald cuts, Asscher cut diamonds are roughly square in shape when viewed from above but have cut corners for more light to enter the diamond.