Longines. An 18ct white gold open face keyless wind dress watch
Number 4433900, circa 1930
16-jewel nickel plated Cal. 18.95M movement with bi-metal split compensation balance, Breguet overcoil hairspring and Swiss lever escapement, cream dial with applied white metal Breguet numerals bordered by dot minute track, subsidiary seconds at six o'clock, blue steel Breguet hands, polished slim-line case, case, dial and movement signed 47mm.