14k ELGIN MYSTERY WRIST WATCH: Circa 1950, marked Elgin 23 Jewels 730 USA 6 ADJ, case marked 7516 14k Gold Wadsworth Cased and Timed by Elgin National Watch Co. Case measures 1 1/16'' x 1 3/8'' lug to lug, currently on a black leather? band with metal buckle, approx. 8 1/4''l. total. Watch running and seems to be keeping time.