Kieninger Clock Movement SEW-03 is a 1/4 key wind movement with Swiss style escapement (5 jewels), triple chime (Westminster, St. Michael and Whittington) on 8-rod gong, run time 7 days, plate size 120 x 124 x 1,7 mm, 6 Aeterna bronze bushings (2nd wheel), front anti-snap-back winding, second indication, chime shut-off and automatic night time shut-off between 10.00 PM and 7.15 AM.