Tonneau watch, large model, Manufacture mechanical movement with manual winding, calibre 1917 MC. 18K rose gold case, beaded crown set with a blue sapphire cabochon totalling 0.32 carats, sunray-effect dial, blued-steel apple-shaped hands, mineral crystal, brown semi-matt alligator-skin strap, 12 mm 18K rose gold ardillon buckle. Case dimensions: 46.3 mm x 23 mm. Thickness: 7.2 mm. Water-resistant to 3 bar (approx. 30 metres).