Now on display at the American Museum of Natural History in New York City, the diamond is turning heads and unlocking secrets about Earth's history. Nature's Fancy Masterpiece Categorized as ...

Colored diamonds, particularly high-quality blues and pinks, have always commanded top dollar. But the recent action at the auctions and among high-end dealers indicates that — as often happens in ...

A new report from the Natural Diamond Council highlights the rarity and evergreen esteem of these vibrant gems.

How Do Diamonds Get Their Fancy Colors? From brilliant blues to fiery reds, discover how nature crafts diamonds in every color, and why some shades are rarer than the rest ...

Save up to 50% on gorgeous Blue Nile diamond Valentine's Day jewelry gifts. Shop the sale for earrings, necklaces, bracelets and more accessories.

Blue Diamond Growers will be winding down operations and leaving its historic midtown Sacramento almond plant, the company announced Friday.

In 1995, Blue Diamond received some $20 million worth of incentives to keep its plant in midtown, as local politicians feared the move that will now happen.

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.

A One-of-a-Kind Blue Diamond with a Royal Past to be Sold in Geneva The Golconda Blue has an estimate of $35-50 million. Here are the reasons why.

Blue Diamond Growers' announcement Friday of a planned closure of its century-plus-old plant in Sacramento brings enormous potential from a real estate perspective, according to experts and local ...

A rare diamond exhibit in Abu Dhabi, United Arab Emirates, featured a special blue diamond, with the exhibit's worth totaling $100 million amid the display of 700 total carats of diamonds.

The Hope Diamond, one of the most famous gems in the world, is renowned for its striking blue color and storied past. Weighing 45.52 carats, this diamond has captivated the public’s imagination ...