Diamond gemstone

This gemstone could easily be mistaken for a blue sapphire but in fact it is one of the most intensely coloured blue diamonds ever found. Small in stature at .51cts but big on colour it was originally featured in Harvey Harris' Fancy Color Diamonds (released in 1994) photography by Tino Hammid.

The Pink Star, a 59.60-carat, oval-cut pink diamond, became the most expensive ever sold at auction this week. Here's a look back at other notable sparklers

Do you know what is a Herkimer diamond? Even though people call it a diamond, it is not a precious gem at all but a double terminated crystal found in the Mohawk River in New

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It may be one of Laurence Graff’s greatest deals in a long career of exceptional negotiations for some of the world’s most valuable and important diamonds

All of the diamonds we sell are of the highest quality, but we reserve the name “Signature” for exclusively sourced stones cut to exacting specifications.

Learn how a white diamond gains its natural colorful hues. Colored diamonds | colored diamond engagement ring | colored diamond rings | colored diamond jewelry | yellow diamonds | pink diamonds | green diamonds | blue diamonds