Zaanse Wall Clock - Mechanical - 8 day movement - half hour, one gong Wall clock - Bronze, Wood Second half of the 20th century Mechanical movement 8 days - socks o'clock, a bell Wall clock Wood - Second half 20th century Mechanical 8 day movement- half hour. one bell A beautiful authentic antique vintage Dutch Zaanse wall clock This clock is from circa 1960 The traditional Dutch clock chimes on the half and full hour (chimes beautifully). A hammer is beating on a drum. It's weight driven by two brass pear shaped weights. The clock works. the hour hand string needs to be cleaned. because it is stuck due to dirt, as this watch lived in a smoker's house.