This antique 9-inch clock was manufactured by Chelsea specifically for use on U.S. Government ships. Its 24-hour face makes it a unique and valuable addition to any maritime clock collection. The clock bears the mark of the maker, Chelsea, a company with a long history of producing high-quality timepieces. The aesthetic appeal makes it a must-have for collectors of maritime clocks. Clock came from the estate of a Navy Captain. Clock has hand writing on the glass of the where the clock was located onboard. Glass is broken. There is also an etched number on the back and other information not completely legible. No key. Will be shipped with removable tape to n the glass or possibly removed for safe shipping. Extremely rare, historian piece.