American AW Co Waltham 14ct gold keyless full hunter pocket watch, circa 1890

the 30mm white enamel dial with black roman numerals, black outer minute track, subsidiary seconds at six o'clock, blued steel hands, bi-metallic compensation balance number 3411929, gold cuvette, the hinged engraved case with a vacant shield-shaped cartouche, the reverse set with an eight-cut diamond, the case stamped WALTHAM, 14K and the numerals 184132, not in working order, dial and movement signed