Two-body, solid, polished, on the sides central overhanging elements, rounded lugs. Engraved matte silver with applied yellow gold dart indexes and arabic numerals, subsidiary seconds dial. Yellow gold baton hands. Cal. 435/3C, tonneau, rhodium plated, fausses cotes decoration, 17 jewels, straight line lever escapement, beryllium balance with timing screws, adjusted to temperatures, self-compensating Breguet balance spring. Dial, case and movement signed. DIM. 24 x 38 mm.