A necklace featuring a giant 163.41-carat colorless diamond sold for $33.7 million at auction. The diamond was the largest of its kind. It broke a record for the most expensive D color flawless ...

One couple's private collection of jewelry, which was accumulated over the course of their six decades of marriage, will be auctioned off at Sotheby's later this month, on June 13, 2025. Among the 13 ...

From brilliant blues to fiery reds, discover how nature crafts diamonds in every color, and why some shades are rarer than the rest Emma Saaty Selections from the Winston Fancy Color Diamond ...

SCOTTSDALE, Ariz., Nov. 02, 2023 (GLOBE NEWSWIRE) -- Adamas One Corp. (Nasdaq: JEWL) (“Adamas One,” “Adamas” or the “Company”), The Original Lab-Grown Diamond Company™, a high-tech company that ...

When shopping for a diamond, whether for an engagement ring or a piece of fine jewelry, you’ll quickly encounter the term Four Cs—Cut, Color, Clarity, and Carat Weight. These four characteristics ...

The 76-carat Archduke Joseph Diamond was sold to a phone bidder during the auction held at the Four Seasons Hotel des Bergues, Geneva. The unmounted, cushion-shaped gem is from the historic Golconda ...

A new finding in Africa just made history. On Wednesday, Lucara Diamond company announced the discovery of a massive 1,080.1 carat diamond, found at its Karowe Diamond Mine in Botswana. It measures 82 ...

The popularity and price of fancy colored diamonds have been on the rise globally, driven by Asian investors. From 2006 to 2014, fancy colored diamonds (pink, yellow, and blue diamonds) experienced an ...

The rare Graff diamond, which a devoted husband purchased for his wife during their marriage, will be auctioned off at Sotheby's later this month.