The 41.28ct blue diamond unearthed at the famous Cullinan Mine, could be one of the most significant gemstones ever to be mined.

— Recommendations are independently chosen by our editors. Purchases you make through our links may earn us and our publishing partners a commission. Blue Nile Diamond Tennis Bracelet In 14k White ...

LONDON (AP) — A diamond ring that’s the ultimate in bling is set to go under the hammer, with an estimated price of $15 million to $25 million. Sotheby’s auction house says the Cartier ring holds an 8 ...

When the De Beers Cullinan Blue, a 15.10-carat step-cut fancy vivid blue diamond, goes on the block at Sotheby’s Hong Kong at the end of April, it will carry an estimated price tag of $48 million, the ...

Christie's has announced what is sure to be a blockbuster sale in the jewelry world: the sale of a 23.24-carat fancy Golconda blue diamond. It is the largest of its kind to ever be offered at auction ...

Sotheby’s and Christie’s will auction a strong collection of rare and important gemstones in New York just in time for the holidays, with both featuring a blue diamond ring as the top lot. On Dec. 4, ...

Boasting one of the rarest stones in the world, a unique blue diamond ring by Bulgari has fetched £1,889,250 at auction - over double the original estimate. Seen in public for the first time the ...

Is the global turmoil driving sales of portable assets? Or is it just a love of rare jewels? By Jill Newman Alisa Moussaieff was in her London office on May 14, having lunch and bidding over the phone ...

You can find high-quality, affordable engagement rings at a variety of retailers including Blue Nile, Brilliant Earth and ...

A striking colored-diamond ring is the star of Christie’s upcoming jewelry sale. The 5.7-carat fancy intense blue diamond ring leads the auction house’s Magnificent Jewels auction with an estimate of ...