Howard Miller 625-275 Allentown Wall Clock The character of a rusted, antique timepiece is evident in this 21" molded polyresin wall clock. Aged hour and minute hands add to the appeal of the authentic look. Visible gear assembly is not operational. Quartz, battery-operated movement requires one AA sized battery (not included). Depth 2" (5 cm) Diameter 21.5" (55 cm)