Christie’s to Auction the Largest Fancy Vivid Blue Diamond in 2025

Christie’s summer auction in May 2025 will feature the Golconda Blue, the largest Fancy Vivid Blue diamond ever auctioned at 23.24 carats, with an estimated value of $35 – 50 million. This historic gem, with royal origins and stunning color, is set in a ring by JAR, embodying elegance and rarity.