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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 hassle-free returns.
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Get to know all you need about diamond – the history, facts, quality factors, treatments, imitations and much more here at GIA.
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Diamond is a solid form of pure carbon with its atoms arranged in a crystal. Solid carbon comes in different forms known as allotropes depending on the type of chemical bond. The two most common allotropes of pure carbon are diamond and graphite.
Today, buying certified diamonds is easier than ever before. We invite you to browse our large selection of certified loose diamonds for sale in many shapes and sizes. To purchase any of our loose diamonds, simply select the diamond you’d like and complete the checkout process.
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 diamond’s essential chemistry. Some trace elements can influence its color or crystal shape.
In their hands, exceptional diamonds are transformed to unleash intense vibrancy and light. Explore our coveted collection of everyday diamond jewelry and statement designs to be treasured for generations to come.
Sep 25, 2023 · Overall, the formation of diamonds is a complex process that occurs over millions of years deep within the Earth’s mantle. The resulting diamonds are highly valued for their rarity, beauty, and durability, making them one of the most precious and sought-after gemstones in the world.
Use our diamond search feature to find GIA-graded, conflict-free loose diamonds of the highest quality. Browse thousands of options and use the filters to narrow down the selection by carat, cut, colour, clarity, shape and price. Still not sure which gemstone to invest on?
Mar 14, 2013 · The prospect of purchasing a diamond may seem daunting, but through GIA, an unbiased authority on diamonds, you have several handy resources to help you select the highest quality diamond. First up, an overview of the 4Cs: Color, Clarity, Cut, and Carat Weight.
