Auction introduction: On 10 November 2025, Sotheby’s Geneva is proud to present its signature sale of Royal and Noble Jewels, featuring spectacular jewels of illustrious provenance. This auction continues our legacy of bringing to market successful single owner sales, including ‘Royal Jewels From The Bourbon Parma Family’ and ‘Vienna 1900: An Imperial and Royal Collection’. We are currently accepting consignments for our November auction of Royal & Noble Jewels. We invite you to contact our experts to receive a free and confidential valuation, please visit Sell with Sotheby's.