Tonneau watch, large model, Manufacture mechanical movement with manual winding, calibre 1917 MC. Platinum case, beaded crown set with a ruby cabochon totalling 0.34 carats, silver-grey sunray-effect dial, blued-steel apple-shaped hands, mineral crystal, grey semi-matt alligator-skin strap, 12 mm platinum ardillon buckle. Case dimensions: 46.3 mm x 23 mm. Thickness: 7.2 mm. Water-resistant to 3 bar (approx. 30 metres).