This is the rare brass version of a WWII Seth Thomas U. Mk 1 Boat Clock is dated 1942. Clock measures 3-7/8″ thick, 4-3/8″ in diameter at the top, and 5 in diameter at the base. Face is marked MARK I-BOAT CLOCK, , 11243, 1941 and MADE BY SETH THOMAS IN U. Clock does wind and keeps time correctly. The item “Boat Clock, Brass, Seth Thomas Co, MK I US Navy, 1941″ is in sale since Friday, June 26, 2020. This item is in the category “Antiques\Maritime\Maritime Clocks”. The seller is “contact-4853″ and is located in Annapolis, Maryland. This item can be shipped to United States.