Blue diamonds are considered the rarest and most desired on the market. A particularly big one sold for millions at Sotheby’s on Thursday, scraping just beneath the surface of its $26 million ...

Wondering how the color of your diamond might affect its value? Read our guide and learn everything you should know about diamond colors and value. The color of diamonds has a huge impact on their ...

A rare bi-colored pink diamond of “astounding weight” was found at the Karowe diamond mine in Botswana, according to the Gemological Institute of America. Lucara Diamond A rare rough, or uncut, pink ...

A rare blue diamond was on display Tuesday at an exhibition of $100 million worth of the world’s rarest diamonds in the United Arab Emirates’ capital, Abu Dhabi. The eight diamonds on display at the ...