| Cut | Color | Clarity | Carat | Shape |
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Shape
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| Emerald |
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Rectangular or square step cut with diagonally cut corners and two, three, or four rows of facets parallel to the girdle on the crown and pavilion. It is frequently used to fashion emeralds. If the shape is square, it is called a square emerald cut. |
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| Pear |
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| Variation of the brilliant cut with a pear-shaped girdle outline and 56 to 58 facets. Also called pendeloque or teardrop. |
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| Heart |
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Modified brilliant cut in the shape of a heart, with a table, 32 crown facets, 24 pavilion facets, and a shield-shaped culet. |
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| Marquise |
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Elongated, boat-shaped brilliant cut with curving sides and pointed ends, developed in France in the 1740s. Believed to have been named after the Marquise de Pompadour, a mistress of King Louis XV. Also called navette. |
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| Oval |
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Brilliant cut with an elliptical girdle outline ; also called an oval brilliant cut. Obsolete barrel-shaped cut, circular in section and covered with triangular facets. |
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| Princess |
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popular square or rectangular modified brilliant cut usually with 57 facets (21 crown facets, 32 pavilion facets, and four girdle facets) but occasionally a rectangular or square brilliant with 144 facets. Many variations are on the market. |
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