
This movement is a version of the HMC 324 excluding the small seconds display. Measuring 32.0 mm by 36.0 mm with a 4.80 mm height, it operates at 18,000 vph, features 27 jewels, and provides at least 4 days of power reserve. It includes hacking seconds, Moser gear teeth, an interchangeable escapement, a Straumann Hairspring® with a Breguet overcoil, and a gold escapement wheel and pallet fork, all hand-finished.