1/4 cable/spring movement with Westminster chime on 5-rod gong (side chime), running time 7 days, plate dimensions 120 x 124 x 1.7 mm, quick-release axles (barrels) and 4 Aeterna bronze bouchons (accessory wheels for chiming movements), Kieniramic7 solid lever with resting escapement (Graham) and automatic lever, front winding and safety winding stop (chiming movements), second indication, chime cut-off and automatic night cut-off between 22.00 and 7.15 clock.