Watch auctions are divided into two categories: Patek Philippe and Rolex, which represent the bulk of the value; and everything else. Likewise, jewelry auctions fall into two camps: colored, large, or ...

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 ...

An impeccable diamond coming up for auction takes pretty in pink to an entirely new level. The Eternal Pink Diamond, a 10.57-carat jewel, was fashioned from a 23.78-carat rough stone discovered in ...

Pink diamonds are extremely rare and coveted — a now-closed mine in Australia has been the source of 90% of the colored gemstones. Polished pink specimens of the highest grade can sell for tens of ...

Celebrity engagements have always captured public attention, but in recent years the rings themselves have started to overshadow the proposals. From rare colored diamonds to massive stones that weigh ...

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 ...

Washington, D.C. (7News) — Washington, D.C. (7News) -- Gabriela Farfan, Coralyn Whitney Curator of Gems and Minerals at the Smithsonian National Museum of Natural History joined Good Morning ...