A HAMILTON LANCASTER PA U.S.A. "MODEL 22" DECK CHRONOMETER WATCH CIRCA 1942 fitted in a later two-tier case, the brass gimbaled case enclosing a silvered dial with Arabic numerals, subsidiary power reserve and seconds dials fronting a Keyless manual wind chronometer movement, Model 22-21 Jewels, Made in U.S.A, signed Hamilton Watch Co., U.S. Navy-Bu.Ships-1942, box measures 12.5cm high