Bonhams Cornette De Saint Cyr's Fine Jewellery Paris Auction Features Antique and Signed Pieces

So, on March 19, 2026, Bonhams Cornette de Saint Cyr is hosting a Fine Jewellery auction in Paris, showcasing 182 lots that include both antique pieces and signed jewelry. A key highlight is a diamond necklace featuring moving links and old brilliant-cut diamonds, expected to sell for between €60,000 and €70,000. There’s also a striking sapphire and diamond ring, which has a 25.56-carat oval-cut sapphire from Sri Lanka, valued at €25,000 to €35,000. The auction will feature works from renowned names like Cartier, Boucheron, Bulgari, and Tiffany & Co. Marine Girardet, who leads the jewellery division in France, pointed out how significant this event is for enthusiasts of luxury jewelry and gemstones.