Hamilton Aircraft Navigational Watch - U.S.Navy
W.W.II era marked on back 'AN 5740 MFR.'S PART No. 33106, SERIAL NOH-8032 HAMILTON WATCH CO.' in stained wood box with printed plaque with original cardboard box labeled 'Aircraft Navigational Watch Box, BU. Aero. U.S. Navy, Contract N288s-21123 F.S.S.C. No.88-B-860 Hamilton Watch Co.'
Size: 4.5" x 4.5" x 2"