1/4 cable-operated change-over movement with 3 melodies (Westminster, St. Michael and Whittington). Michael and Whittington) on 12-rod gong, running time 7 days, plate size 158 x 230 x 2.8 mm, 20 Aeterna bronze bouchons and 12 ruby jewels set in brass (impeller, escape wheel & escape wheel gears), pallet lever with resting escapement (Graham) and automatic escapement, counter-brake (power reserve), rope winding limits, real second, separate strike cut-off of the hour and melody strike with weight expiry and automatic night cut-off between 22.00 and 7.15 clock, integrated dial locking lever.