HMC 321

Movement: in-house hand-wound calibre HMC 321, 32.0 mm diameter, 4.8 mm height Frequency: 18,000 vib/h Hours and minutes Off-centre seconds hand Hacking seconds Moser teeth for all wheels and pinions Interchangeable Moser escapement Original Straumann Hairspring® with stabilised Breguet overcoil Pallet fork and escapement wheel made from gold Movement and components hand-finished and decorated Power-reserve indicator