A Hamilton Model 22 chronometer deck watch in its original mahogany 3-section box. Circa 1943. 21 jewels movement adjusted to temperature and 6 positions, with up/down indicator and individual 60 seconds dial. The brass case with weighted screw off back, marked Serial No. 11774, and set in a brass gimbal mount with secure locking transport mechanism. The silvered dial is in excellent original condition with black Arabic numerals and black hands. The movement is marked with the Serial No. 2F25843, U.S. Navy - Bu. Ships - 1943. Beveled glass bezel (no scratches). As found, but offered in running condition. Some scratches to exterior of mahogany case and tarnish to brass gimbal mount.