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

    Main diamond producing countries. Diamond is a solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic.

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

  3. Jun 10, 2024 · 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 of important industrial applications.

  4. Jan 18, 2022 · To learn more about diamond cutting and polishing, you can follow the step-by-step process on the Cape Town Diamond Museum website. Or find out about how the most colorful gemstones on Earth...

  5. Diamonds are one of the best-known and most sought-after gems, and they have been used as decorative items since ancient times. The hardness of diamond and its high dispersion of light —giving the diamond its characteristic "fire"—make it useful for industrial applications and desirable as jewelry.

  6. Diamond is the only gem made of a single element: It is typically about 99.95 percent carbon. The other 0.05 percent can include one or more trace elements, which are atoms that aren’t part of the diamonds essential chemistry. Some trace elements can influence its color or crystal shape.

  7. Find out how to buy a diamond and choose a knowledgeable jeweler. The GIA diamond buying guide will help you pick the right diamond.

  8. Explore the variety of engagement ring diamond shapes. Experience diamonds like never before. GIA, the world’s leading authority on diamond quality, provides detailed guides to help you choose a diamond. Learn how to buy a diamond with our complete set of diamond buying guides.

  9. Diamonds have a long history as beautiful objects of desire. In the first century AD, the Roman naturalist Pliny stated: “Diamond is the most valuable, not only of precious stones, but of all things in this world.” A diamond has to go through a lot before it reaches the jeweler’s display case.

  10. Sleek bands, bold cocktail rings and must-have stacking rings—make a striking statement with our superbly crafted diamond rings for women and men.

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