circa 1925, the signed cream coloured dial, 42mm diameter, with black Arabic numerals, blued moon hands, subsidiary seconds register at 6 o'clock and chemin de fer chapter ring, liveried jewelled mechanical crown wind movement number 4494882 with pumpkin shaped winder, housed in a removable metal frame with signed cuvette, case, 48mm diameter, verso hinged at 6 o'clock, with engine turned decoration and vacant escutcheon shaped cartouche, inner liveried and numbered 4494882 together with Swiss mark for 18ct gold, Le Locle, 64.1g gross