An early 20^th Century English lever in a gold full hunter case.  Gilt three quarter plate keyless movement with going barrel.  Plain cock with polished steel regulator, diamond endstone.  Compensation balance with blue steel spiral hairspring.  English table roller lever escapement.  White enamel dial with subsidiary seconds, Roman numerals, blue steel seconds hand,  gilt hands.  Plain 18 carat gold full hunter case with fixed back, the movement hinging out. Maker's mark “PW” in an oval and number corresponding to that on the movement.