Today, in an announcement from Christie's, it happened: “On 14 May 2025, Christie’s Geneva will present The Golconda Blue—the largest Fancy Vivid Blue Diamond ever to appear at auction.

The Golconda Blue diamond, a rare gem from India, will be auctioned in Geneva. This 23.24-carat diamond has historical ties to Indian royalty. It once belonged to Maharaja Yeshwant Rao Holkar II ...