Frank Lloyd Wright designed and patented a series of 45 prisms of clear glass tiles to refract light for the Luxfer Prism Company building in Buffalo, New York (1896-97). The front and rear walls of the building were made entirely of these Luxfer Prisms. This clock incorporates two of the famous prism designs, including the flower design that was the only one that was ever actually produced. Case is handmade of individual metal bronze finished rods. A convex glass lens protects the dial, which has raised hour markers on cream color with a shadow background design. Quiet, smooth sweep second hand. Requires (1) AA battery, not included. Dia.: 14" D: 1.75", Dia.: 35.6cm D: 4.5cm. THIS IS A DROPSHIP ITEM. This product is not eligible for promotional offers or coupons.