Mecca clock tower, full name: "the Mecca Royal clock tower" (Mecca Royal Clock Tower), in the Muslim holy city of mecca. Mecca clock tower consists of 662 meters of concrete and 155 meters high "Crescent" metal spire, the top is a crescent. Building overall height to 817 meters, only more than Dubai's Harry Fatah low 11 meters, ranking second in the world of high building. Through the crystal with coating, sand blasting process with gold process with metal parts design