circa 1921, the signed white dial, 43mm diameter, with black Roman numerals, blued spade hands, centre seconds and outer minute track, the signed mechanical crown wind movement with onion shaped winder, number 43959, with hand setting button at 1 o'clock and chronograph slider at 2 o'clock, the case, 50mm diameter, with Birmingham hallmarks for 9ct gold, number 43959, the cuvette similarly marked, gross weight 100g