Hamilton Watch Co., Lancaster, Penn., model 21 marine chronometer, 14 jewel key wind and set, straight line damascened nickel plate movement, with spring detent escapement and chronometer balance with helical hairspring, in a gimbaled brass bowl with

Hamilton Watch Co., Lancaster, Penn., model 21 marine chronometer, 14 jewel key wind and set, straight line damascened nickel plate movement, with spring detent escapement and chronometer balance with helical hairspring, in a gimbaled brass bowl with screw bezel, and Arabic numeral, metal dial with wind indicator, black painted steel spade and poker hands, contained in mahogany inner and outer boxes with brass hardware, serial #2E4133, c1941 outer box dirty, and with scratches, marks and minor split to top, inner box with darkened finish, minor scratches and surface losses, gimbal with losses to lacquer, bowl dirty and with tarnish, dial with minor dust and dirt, hands good, movement dirty, plates with a few minor scratches, detent good, running, should be serviced, outer box Ht 10 1/4"