This quality 7" diameter functioning nautical porthole twenty four hour clock is made of solid brass with lacquer coating. It features a bezel height of 2" with a thick beveled crystal. It's weight is approximately 5 lbs. The movement has a 3 year manufacturer's warranty. We also offer a 30-day money-back guarantee if you are not completely satisfied with the clock. Operates off one 'AA' battery. Easy to set and maintain. Instructions for setting will accompany the clock. We carry rosewood clock plaques and brass engraving name plates to personalize it.