circa 1930, the signed champagne two-tone dial, 44mm diameter, with black Arabic numerals, blued moon hands, subsidiary seconds register at 6 o'clock and chemin de fer chapter ring spaced with Arabic 24 hour indicators, signed jewelled mechanical crown wind movement number 671322 calibre 356 with pumpkin shaped winder, case, 52mm diameter, both covers hinged at 9 o'clock, plain and polished, both interiors signed and numbered 750140 with Swiss mark for 14ct gold, Chaux-de-Fonds, together with Poinçon de Maître: Hammer Head number 103 for Baumann, Benguerel & Co and Sonne und Reichskrone mark for export to Germany, the metal cuvette similarly numbered, 90.5g gross