Check the listing for details. Chelsea Clock WWI Era Brass Ship’s Clock - Works. Listed at 1399.00 USD. This Chelsea Ships clock is in exceptional condition and is mounted on a board with original Brass screws. Features: Case: made of heavy forged brass with a screw-on bezel. Diameter of the bezel is 7 1/8” Dial: features a clean silver face with Arabic numerals. Dial is 6” Movement: Time-only 8 Day mechanical movement and features a F-S (Fast-Slow) adjuster Serial Number is 122383 which dates its manufacture to 1915-1919 History: 1897 Boston Clock is sold to Charles Pearson and renamed Chelsea Clock Chelsea Clock Company was heavily involved in producing timepieces for the U.S. Navy during World War I. Chelsea clocks are valued not only for their functionality but also for their craftsmanship and durability, making them a trusted choice in demanding environments. This 100 + year old clock is in running condition with unknown service history. Therefore I suggest having it serviced for optimal performance Comes with an original Chelsea key. Shipping is Free to USA Buyers only. International buyers pay shipping and any duty or customs fee