1/4 spring-wound change-over movement with 3 melodies (Westminster, St. Michael and Whittington). Michael and Whittington) on 8-bar gong (side beater), running time 7 days, plate dimensions 120 x 124 x 1.7 mm, quick-release axles (barrels) and 6 Aeterna bronze bouchons (accessory wheels), Kieniramic7 solid lever with resting escapement (Graham) and automatic lever, front winding and safety winding stop, second indication, beat cut-off and automatic night cut-off between 22.00 and 7.15 clock.