Term
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Definition
| cutting style thats developed named, and promoted by a specific manufacturer. |
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Term
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Definition
| The brightness created by the combination of all the white light reflections from the surface and the inside of a polished diamond |
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Definition
| Cutting style with triangular or kite-shaped facets that radiate from the center toward the girdle |
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Term
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Definition
| top part of the gem above the girdle[image] |
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Term
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Definition
| Small facet at the bottom of a finished gem[image] |
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Term
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Definition
| a gemstones ability to withstand wear, heat and chemicals |
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Term
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Definition
| a flat polished surface on a finished gem |
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Term
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Definition
| rough gem material that requires normal processing to produce a polished gem suitable for use in jewlery |
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Term
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Definition
| lower part of a facets gem below the girdle[image] |
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Term
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Definition
| How well a diamond resists chemical and temperature changes |
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Term
| 57 or 58 (58 if there is a culet) |
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Definition
| Standard Round brilliant has how many facets |
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Term
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Definition
| Damage caused by sudden extreme temperature changes |
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