The Cape Codder Clock comes with an industry leading 10 Year Warrantyand Free Shipping from Everything Nautical.This beautifully detailed clock is manufactured in the U.S.A. with top quality materials and components. This one will last for many years! It features an exquisitebrushed silver face and highly polished solid brass case. It's also available with an Atlantic Coast Tide Hand: see Cape Codder Clock with Tide Hand (CCCT). The Tide Hand works only on the Atlantic Coast.This impressive Cape Codder Clock measures 6" in diameter and is set in a deep, solid brass case. This clock can be used on a boat, so long as it is in the cabin and not exposed to the elements. The battery in the clock is accessible only from the back. However, the clock has a keyhole in the back for hanging like a picture, though on a rocking boat it would probably be preferable to screw them to the wall. The clock batteries typically last for 2-3 years, so they don't have