Auction introduction: From impressive colored diamonds and gemstones to a stunning selection of vintage jewels by renowned houses such as Cartier and Van Cleef & Arpels, this December's auction of Magnificent Jewels features several important private collections. Effective May 20th, 2024, Sotheby's has lowered its Buyer's Premium rates and removed Overhead Premium for all categories excluding Wine & Spirits. Sotheby's Overhead Premium will only be charged for Wine & Spirits lots. Please refer to the Conditions of Business located on the relevant sale page for the updated rates.