Ahoy mate! Inspired by a traditional porthole, the Seiko 8" Nao Wall Clock in silver and black is a great addition to any space. The circular window analog clock is sure to please. It features an aluminum case with golden accents. Powered by 1 AA battery (included). Overall dimensions: 8.07 X 8.74 X 2.68 inches. All Seiko clocks are equipped with quartz movement making it the most accurate at time keeping. Silver color aluminum case Traditional Arabic easy to ready numbers Golden accents on 2 sides and the rim Quartz crystal movement allows for the most accurate time keeping.