The HMC 321 is an in-house hand-wound caliber featuring off-centre small seconds, power reserve indicator, and hacking seconds. It features Moser teeth for all wheels and pinions, an interchangeable Moser escapement, original Straumann Hairspring with stabilised Breguet overcoil, and gold escapement wheel and pallet fork. Used in the Endeavour Small Seconds collection.
Movement Type
Manual Wind
Jewel Count
27 jewels
Power Reserve
72h
Frequency
18,000 vph (5 Hz)
Diameter
32mm
Height
4.8mm
Display Type
Analog
BRAND
H. Moser & Cie.TYPE
Manual WindSTATUS
In ProductionMANUFACTURE
In-houseCALIBER FAMILY
HMC 3xxCOUNTRY
SwitzerlandALSO KNOWN AS
