AP 1000

Self-winding movement with grande Sonnerie Supersonnerie, minute repeater, tourbillon, flyback chronograph, split-seconds chronograph, astronomical moon, moon phases, large date, hours and minutes. Total of 1140 parts including 90 jewels. 'Super-Crown' which enables forwards as well as backwards setting of the calendar. Gongs attached to a sapphire crystal membrane which allows the latter to function as a soundboard.