1/4 spring-wound change-over movement with pendulum, pinned playing cylinder with 3 melodies (Westminster, St. Michael and Whittington) on 8-rod gong. Michael and Whittington) on 8-bar gong, pallet lever with resting escapement (Graham) and automatic lever, duration 7 days, plate size 100 x 104 x 2.0 mm, 6 Aeterna Bonze-Bouchons (accessory wheels), barrels with quick-release axle, safety winding stop, second indication, strike shut-off and permanent night shut-off between 22.00 and 7.15 clock.