A solitaire engagement ring is one diamond, held by four or six prongs, on a clean band. That simple formula...

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Black diamonds are real diamonds. They are pure carbon, just like white diamonds, but they get their color in three...

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Cut is the most important of the 4Cs by a wide margin. A G-VS2 Excellent-cut diamond outsparkles a D-IF Good-cut...

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Here is the short version of the diamond color chart. For most buyers, a G or H diamond looks just...

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Diamond clarity grades the tiny inclusions inside a stone, ranked by the GIA from Flawless (FL) down to Included (I3)....

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If you're already leaning toward a cushion cut diamond, here's the short version: pick it for vintage character and a...

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