Chronometer Deck Watch

Deck Watch Chronometer, Model 22, 21 jewel, adjusted to six positions, serial # 2F23992 in felt-lined case with viewing window. Case has metal panel explaining how to set the watch. Dial has power reserve indicator below the 12:00 position and seconds indicator above 6:00 position. Marked: "Hamilton" and "Lancaster, PA., U.S.A" Base metal case back marked: "Chronometer Watch / Mfr's Part No. 37615 / Serial No. AF/45-D-1118 / P.O. No. (33-038)45-13085-AF / Hamilton Watch Company" Movement marked: " Hamilton Watch Co. / Model 22-21 Jewels / Adj. to Temp. & 6 Pos. / Made in U.S.A. / U.S. Navy-BU. Ships-1942"; with serial number "2F23992".