Victorian two-day marine chronometer, silvered dial, 9.5cm, with roman numerals, subsidiary seconds at VI, and wind up/down 0 - 50 at XII, signed Mitchell & Son, Glasgow No. 427, screw-on bezel, the movement in a gimballed brass bowl and three tier mahogany box with brass bands and furniture, and ratchet winding key No 898. Width 18cm.