The Seiko Wall Clock is a round wall clock which brings warmth and sophistication to the home as well as office space. Classically designed, it features a brown case with a wooden grain finish, full dial LumiBrite and a quiet sweep second hand. Powered by 1 AA battery (included). Overall dimensions: 12.7 X 12.7 X 1.7 inches. All Seiko clocks are equipped with quartz movement making it the most accurate at time keeping.