Kembery Antique Clocks Ltd has dated this piece to the 1940s.
A silvered engraved dial signed 'HAMILTON' and showing power reserve indicator. A rotating gimball which an be locked.

Hamilton are noted American watch makers and this example is in fine original condition. Circa 1940.
Height/width/depth 6 " / 15 cms
From Kembery Antique Clocks Ltd you can expect a genuine marine chronometer in full working order with 12 months guarantee.
Kembery Antique Clocks Ltd has dated this piece to the 1940s.
You can view the stock and full dealer information on the Kembery Antique Clocks Ltd Profile Page