Graff Diamond Ring, Bulgari and Private Collections Highlight Christie's Geneva Auction

Prestigious jeweller Harry Winston, which was acquired earlier this year by Swatch Group, bought a new colourless, flawless 101.73-carat diamond for a record $26.7 million at an auction in Geneva, auction house Christie's said.

For most guys, the thought of buying a pair of pants is daunting enough, let alone picking out the ring that could make or break their engagement.

Pear-shaped diamond earrings by Harry Winston is the top lot of the May 16 Christie's Geneva Magnificent Jewels auction at the Four Seasons Hotel des Bergues. The 16.21 and 15.67 carats, D/VVS2, potentially flawless diamond set is estimated to fetch $3.2 million and $3.9 million. More than 340 lots estimated to bring in more than ...

Christie's Hong Kong will hold its sale of Magnificent Jewels featuring diamonds, colored gems, rare jadeite and signed jewels on November 29 at the Hong Kong Convention & Exhibition Centre. The auction is estimated to bring in $75 million, said Vickie Sek, director of the Jewellery and Jadeite Department, Christie's Asia. Leading the sale is ...

A 22.46-carat rectangular-cut E-color diamond ring by David Webb sold above its estimate for $1.87 million, or $83,500 per carat, at Christie's New York Important Jewels auction Tuesday. It was one of more than a dozen top-quality diamonds featured in the sale.

The largest round fancy intense pink diamond to ever appear at auction will be part of Christie's Hong Kong Magnificent Jewels sale on May 29. It is one of only two known round pink diamonds of significant size in the world, the auction house said. The extremely rare diamond is owned by a private collector. ...