Ivory Arabic Aluminum Insert 4 1/2" is an aluminum clock insert with a plastic case & metal clips or with a rubber, aluminium bezel & glass crystal. This model has a gold plated bezel, ivory dial and black Arabic numerals. The outside diameter is 114.3 mm (4-1/2"), it fits into a 79.4 mm (3-1/8") hole when using the rubber and a 76.2 mm (3") hole when using the metal clips only. The total height is 33.3 mm (1-5/16"), the height of the bezel with glass is 19.1 mm (3/4") & the height of the movement is 14.3 mm (9/16"). The movement is not supplied with the battery. *Please purchase an "'AA" battery separately.