Jaeger-LeCoultre, Switzerland, around 1968 , Atmos gilded and all around glazed case, round dial with white minute scale and gold indices, seller's signature Türler, front disc with door, the watch that lives from the air, wound by minor temperature fluctuations, as a result, the clock never stops and requires no external power, very close to perpetual motion, the clock has been professionally overhauled and is technically in top condition, dimensions: 23.2 cm x 17.8 cm x 13.5 cm.

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.