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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. 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!

  3. 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.

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

    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, diamonds have a number …

  5. 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 …

  6. Diamond Value, Price, and Jewelry Information - International Gem ...

    Oct 23, 2023 · Everything you need to know about diamonds from someone who isn't trying to sell you a diamond. Advise on how to choose a diamond and evaluate the 4Cs.

  7. 4Cs of Diamonds & Diamond Buying Guide | Blue Nile

    Use the Blue Nile diamond guide to understand all the components of a great diamond including the 4Cs, shape, certifications and other options. Learn how to buy a diamond here.

  8. Diamond Gemstones: History, Meaning, Value & More

    Sep 19, 2015 · Diamonds are dazzling, colorless carbon gemstones known for their durability, prestige, and popularity in engagement rings. Come along as we unearth the diamond’s history, meaning, and …

  9. Diamond Jewelry - Tiffany & Co. US

    Discover our collection of diamond rings, from metal band rings with diamond accents or all-pavé diamond bands to solitaire diamond rings or our iconic engagement rings. These modern heirlooms …

  10. Your Complete Guide to The Different Types of Diamonds

    Feb 21, 2025 · We're breaking down the different types of diamonds, from how they're created and classified to the obvious, visible differences in diamond types.