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  1. en.wikipedia.org › wiki › DiamondDiamond - Wikipedia

    Hace 3 días · Diamond is a solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. Another solid form of carbon known as graphite is the chemically stable form of carbon at room temperature and pressure, but diamond is metastable and converts to it at a negligible rate under those conditions.

  2. 10 de jun. de 2024 · The hardness, brilliance, and sparkle of diamonds make them unsurpassed as gems. In the symbolism of gemstones, the diamond represents steadfast love and is the birthstone for April. Diamond stones are weighed in carats (1 carat = 200 milligrams) and in points (1 point = 0.01 carat).

  3. Hace 6 días · Learn about the formation, properties, and uses of diamonds, one of the most precious and valuable gemstones in the world. Discover how diamonds are created deep within the Earth's mantle under high pressure and temperature, and how they are mined from kimberlite pipes or alluvial deposits.

  4. 13 de jun. de 2024 · The four diamond characteristics are graded by professionals on a consistent scale, giving you a tool to evaluate diamonds. By reviewing the 4C’s of a particular diamond, you can better determine if the diamond is of high quality. GIA explains why and how diamond grades got created.

  5. Hace 2 días · If you’re looking for the appraisal value of a loose diamond, StoneAlgo’s diamond price estimate is a great place to start. If you’re looking for an even more accurate diamond appraisal value for a GIA certified natural diamond, you can use our free diamond check tool to generate a more specific price estimate.

  6. Hace 4 días · 0.50 Carat, Round Shaped Diamond. This 0.50 carat, round shaped natural diamond comes rated as Excellent in cut, J in color, and SI2 in clarity by GIA.

  7. Hace 3 días · Discover the world of Graff. Home to fine diamonds and gems of unparalleled rarity, perfection and unrivalled beauty.

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