1/4 cable/spring-wound pendulum movement with Westminster chime on 8-rod gong, running time 7 days, plate dimensions 131 x 131 x 2.0 mm, 4 Aeterna bronze bouchons (accessory wheels for chiming movements), pallet lever with resting escapement (Graham) and automatic lever, safety winding stop (chiming movements), seconds display, chime cut-off and automatic night cut-off between 22.00 and 7.15 clock.