Hermle 451-053H.75DB an FHS Hermle Clock Movement that has a plate size measuring 120 x 120 mm and a hand shaft length that measures 53 mm. This is an 8 day Westminster chime movement with 1/4 hour chime and hour strike, chain drive (chains included), pendulum- dead beat escapement and 8 hammers at back. The pendulum is 75 cm long.