Mellerio 18k yellow gold ring set with a cabochon of ruby of about 2 carats in closed setting, supported by two trapezoidal elements of chrysoprase in closed setting, the whole supported by two lines of 7 modern-cut diamonds in grain setting for about 0.55 carat. Signed and numbered 7411B French hallmark M La boule du monde surmontée d'une croix et un point M pour Mellerio dits Meller Finger size: 54 - Gross weight: 16.05 g

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.