On 9 June 2026, a 31.62-carat pear-shaped fancy blue diamond — quietly familiar to those who follow the rarefied world of coloured stones — will once again take centre stage at Rockefeller Center. This is the story of The Azure Blue, a jewel that has changed costume but not character.
The Ocean Dream — a 5.50-carat Fancy Vivid Blue-Green diamond without peer in gemological history — resurfaces at Christie’s Geneva after twelve years in private hands.
Two 1925 necklaces — a Cartier sautoir famed from The Great Gatsby and a transformable Boucheron unveiled at the Exposition Internationale — lead Christie’s Geneva Magnificent Jewels auction this May.
Cartier’s Kashmir blue takes the lead in a Rockefeller group at Christie’s New York on 10 December 2025: a 17.66-carat unheated Kashmir sapphire ring, an Art Deco emerald bracelet, Raymond Yard parrots, and a 1950s Cartier watch—where provenance and design excellence meet in a resonant constellation.
The Mellon Blue, a 9.51-carat Fancy Vivid Blue diamond of Internally Flawless clarity, will star at Christie’s Geneva in November. In an exclusive Q&A, Rahul Kadakia places it among the world’s most exceptional gems.
A rare 18th-century pink diamond with ties to Marie Antoinette resurfaces at Christie’s, set in a modern masterpiece by JAR.
A Royal Treasure from the Golconda Mines Set to Dazzle at Christie’s has been withdrawn from the auction following the owners decision to pursue a sale of the diamond to a family member.
A necklace fit for Royalty at Christie’s upcoming Magnificent Jewels Auction in Geneva.
The Aga Khan Emerald sold for CHF7,765,000 – a new world auction record 55 years after its first sale in Geneva.
After the Fortune Pink sold in Geneva, Christie’s New York relaunches with another exceptional pink diamond.