Audemars Piguet 2329/2846

The 2329/2846 is an automatic chronograph movement manufactured by Audemars Piguet. It features a modular chronograph mechanism, adding chronograph functionality to a base automatic caliber—a construction method common among Swiss brands sourcing movements from external suppliers. The movement belongs to the 23xx caliber family and is not an in-house calibers. Production has been discontinued.