A traditional Black Forest cuckoo clock with hand-carved cuckoo birds and vine leaves. The cuckoo calls once on the half hour and on the full hour according to the time. The clock is personally signed at the back by the manufacturer Adolf Herr . His signature guarantees the experience of 7 generations of clock-workmanship. This clock comes with a certificate of authenticity (AHC). Clock Movement: 8-Day(weekly wind-up) Regula rack strike movement with night off. Clock-Face: Wooden dial, diameter 3,1 Inch (8 cm), with wooden hands. Pendulum: HerrZeit bolt pendulum with fine adjustment. Chime: burnished, diameter 3,1 Inch (8cm) Cuckoo-Bird: HerrZeit wooden cuckoo (handcarved). Color: walnut dark. Designer: Adolf Herr