With a grande sonnerie, a perpetual calendar and a split-seconds chronograph with flying seconds the GRAND COMPLICATION is the most complicated timepiece manufactured by A. Lange & Söhne. The work involved is so intricate that only one of these watches can be produced per year. The GRAND COMPLICATION edition is limited to six watches.
Time display with hours and minutes; chiming mechanism with grand and small strike; minute repeater; split-seconds chronograph with minute counter and flying seconds; perpetual calendar with date, day of week, month in four-year cycle; moon-phase display
Diameter: 50.0 millimetres; height: 20.3 millimetres