CERTINA DS-3 Super PH1000M. Circa: 1970. Steel diving wristwatch of great depth. Large round case with screwed back. Rotating bezel graduated and notched. Black dial with large applied index. Steel skeleton hands with luminescent substance. Orange luminescent central second hand. Date window at 3 o'clock and mineral glass. Screw-in crown, signed and notched steel bezel, epoxy graduated over 60 m. Water-resistant to 1000m. Mechanical movement with automatic winding, signed CERTINA Swiss caliber 919-1, 25 jewels. New black Nato fabric strap. Diameter: 43 mm. Length : 25 mm.

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.