341-xxx14-day spring movement with pendulum solid anchor escapement. Subgroups 341-xxx 14 day spring movement with pendulum solid anchor escapement. The full Westminster-chime sounds on an 8-rod gong at the rear. The 8 hammers are also fitted at the back. Chimes once every half, and every hour full.type of strike: 5 hammers below, Westminster chime below Fixing: by 4 straps Dimensions: B100 x H100 x D65mmdepth: Ø 160mmMinute hole: 2.0 x 2.0 mmHour hole: Ø 4.5 mm nametype of strikeVersionmanufacturerhand movementitem No.341-021Westminsterregulator movementHermle45 mm181280