Large model Tonneau watch, Manufacture mechanical movement with manual winding, caliber 1917 MC. Platinum case, pearly crown set with a cabochon ruby (0.34 carats), silver gray sunray dial, blued steel pomme-shaped hands, mineral glass, gray semi-matt alligator strap, 12 mm tongue buckle in platinum. Case dimensions 46.3 x 23 mm, thickness 7.2 mm. Waterproof up to 30 meters.