C. Three-body, solid, polished, stepped bezel, fluted band and teardrop lugs. D. Matte silver with applied pink gold Arabic numerals and round indexes, subsidiary seconds dial, outer graduation for the date, apertures for the days of the week, the months and the phases of the moon. Pink gold alpha hands. M. 10???, rhodium-plated, 15 jewels, straight-line lever escapement, monometallic balance, self-compensating Breguet balance spring. Dial, case and movement signed. Diam. 34 mm. Thickness 9 mm.