ENGLISH 18K YELLOW GOLD OPEN-FACE POCKET WATCH,By John Poole, London (face and works signed), #4773. Case punchmarked "PW" in oval. Engine-turned case; white enamel dial with black enamel Roman numerals; subsidiary seconds dial; additional subsidiary dial; key wind; with key and easel-back leather display/storage/travel case. D: 2" Estimate $800-1,200