A CONTEMPORARY AMETHYST AND DIAMOND BANGLE, BY MICHELE DELLA VALLE Set with a large rectangular-cut amethyst measuring approximately 33.00x25.28x16.52mm, enhanced with brilliant-cut diamonds, the band composed of titanium highlighted with circular-cut diamonds of black tint, mounted in 18K gold and black titanium, signed Michele della Valle, Italian registry mark, with maker's case, inner circumference approximately 15cm

Composed of several subsidiaries, the Drouot Group is a major player in the art market. Hôtel Drouot, located in the heart of Paris, has been the world's largest public auction center since 1852. 15 salerooms are available to more than 70 auction houses. The emulation generated by an annual offer of 230,000 artworks from 21 major specialities - from Antiquity to street art - attracts some 3,000 visitors every day. The Group's digital platform, Drouot.com, offers digital sales - Live auctions (live broadcasting and participation in auctions), Online-only auctions (dematerialised auctions) and Buy Now sales (sales of lots at fixed prices). Nearly 2 million items are offered annually by 600 auction houses. Auction news is reported every week in La Gazette Drouot, the leading weekly magazine for the art market and culture published by Auctionspress.