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  1. Diamond - Wikipedia

    Diamond is a solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. Diamond is tasteless, odorless, strong, brittle solid, colorless in pure form, a …

  2. Natural Diamonds | Diamond Stone – GIA C

    Get to know all you need about diamond – the history, facts, quality factors, treatments, imitations and much more here at GIA.

  3. Diamond | Definition, Properties, Color, Applications, & Facts

    Nov 19, 2025 · A diamond is a mineral composed of pure carbon. It is the hardest naturally occurring substance known; it is also the most popular gemstone. Because of their extreme …

  4. Diamond: A gem mineral with properties for industrial use

    What is Diamond? Diamond is a rare, naturally occurring mineral composed entirely of carbon. Each carbon atom in a diamond is surrounded by four other carbon atoms and connected to …

  5. JamesAllen.com | Engagement Rings, Wedding Rings, Diamonds

    James Allen is leading online jewelry with top quality, conflict free diamonds to create the perfect engagement ring and unforgettable wedding ring. Enjoy free shipping, lifetime warranty, and …

  6. Diamond Jewelry for Women | Neiman Marcus

    Shop the diamond jewelry collection at Neiman Marcus. Where artistry meets elegance, explore rings, necklaces, earrings and more to find your perfect sparkle.

  7. Diamond | Properties, Formation, Occurrence, Deposits

    Mar 8, 2019 · Diamonds are one of the most precious and valuable gemstones in the world, known for their exceptional hardness, brilliance, and durability. They are formed deep within …

  8. Jewelry store near Houston, TX | Diamonds Direct

    Our diamond experts, equipped with an unmatched selection of diamond and gemstone jewelry, are here to deliver a one-of-a-kind luxury experience for any budget.

  9. Diamond: The gemstone diamond information and pictures

    Diamond, the most famed and fabled of all gemstones, is very unique in many ways. Renowned for being the hardest substance on earth, its sparkling fire, durability, and rarity make Diamond …

  10. Diamond - New World Encyclopedia

    Diamond is the hardest known natural material and the third-hardest known material after aggregated diamond nanorods and ultrahard fullerite. Its hardness and high dispersion of light …