“Commander” Ship’s Bell Clock by Chelsea, Serial #76562, Boston, c. 1911, with mahogany stand supporting the lacquered brass case, 12 in. dia. hinged bezel, 10 in. dia. silvered brass “Special” dial with raised Arabic numerals and marked Chelsea Clock Company, Boston and Ship’s Bell, serpentine hands, eight-day time and ship’s bell strike movement with gilt-brass plates stamped Chelsea Clock Co., Boston, USAand 76562, ht. 17 in.

A letter from the Chelsea Clock Company dated July 12, 1984, states that this clock was “sold to Daniel Pratt & Son on December 30, 1911.” Daniel Pratt & Son was a long-standing retail clock and jewelry establishment in Boston.  See auction details.
Commander Ship's Bell Clock by Chelsea Clock