London Round Brass Pendulum Wall Clock | Black Crackled Face Laminated Clock Face With A Weathered, Crackled Look. Requires 1-AA Battery. Color/Finish: Laminated Clock Face With A Weathered Crackled Look. Requires 1-Aa Battery. Measurements: 18'' H x 18'' W x 2'' Deep Material: Compressed Hardwood, Aluminum Heirloom Quality - Expertly hand crafted and hand finished  Due to the hand crafted nature of this piece, each piece may have subtle differences.