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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 poor …

  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 hardness, …

  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 each of them …

  5. Blue Nile: Diamond Jewelers – Engagement, Wedding Rings & Fine …

    Blue Nile is the world's leading diamond jeweler online for engagement and wedding rings. Expect lower markups and higher quality fine jewelry. Free Shipping and Free Returns.

  6. Diamonds Direct | Engagement Rings, Diamonds, & Fine Jewelry

    Shop our extensive selection of diamond engagement rings, wedding bands, & other jewelry online. Experience the Diamonds Direct Difference today!

  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 the earth over …

  8. Diamond Database - Compare Diamond Shapes and Sizes

    Diamond comparison platform where you can compare and evaluate actual diamond sizes on ring and finger. Explore diamond shapes, get buying advice.

  9. What Are Lab-Grown Diamonds? Experts Explain - TODAY

    2 days ago · Experts explain the difference between lab-grown and natural diamonds, along with which one to buy. Editors share their favorite retailers to shop for jewelry.

  10. Diamond Rings, Fine Jewelry, Custom Jewelry and Watches | Dunbar …

    There is a large selection of new and unique styles of diamond pendants, earrings and rings. Gold jewelry, silver jewelry, and name watches will catch the eye, too.