Thomas Mercer, St. Albans, England, two day marine chronometer, decorated brass movement with spring detent escapement and chronometer balance, signed Roman numeral silvered dial with up/ down display, blued steel spade and poker hands, contained in a

Thomas Mercer, St. Albans, England, two day marine chronometer, decorated brass movement with spring detent escapement and chronometer balance, signed Roman numeral silvered dial with up/ down display, blued steel spade and poker hands, contained in a gimballed brass bowl with spring loaded shutter for access to winding, screw bezel with beveled glass, teakwood interior and exterior protective cases, the inner case with engraved plaque of Alf Lie, watch and chronometer maker and with a small group of service and rate records, serial #23373, c1960 outer case with scratches and minor losses to finish, dings, top with minor split, inner case with scratches and small chip at rear right, bowl, gimbal, and bezel very dirty, dial very good with minor losses to lacquer, hands very good, movement plates with minor tarnish, excessive oil and dirt, lubricant at balance pivots dry and with accumulated dirt, dot of adhesive? at passing spring screw, detent good, running, should be serviced, papers with dirt and folds, outer box 8 1/4" x 9 1/4" x 9 5/8"