ARM09-S PURE
Calibre ARM09-S Pure is Armin Strom’s skeletonised manual-wind double barrel movement with an 8-day power reserve and fully openworked architecture.
Functions
Hour, minute, small second, power reserve indication
Impulse
Double going barrel
Winding-mechanism
Manual wind-up with crown wheels turning on the dial side
Plate and bridges
Fully skeletonised main plate, gear-train bridges and barrel-bridges, 3D-PVD coatings of the main plate correspond to the respective element
Regulating system
Screwed balance with Breguet overcoil
Frequency
18,000 A/h
Number of jewels
34
Number of individual parts
146
Diameter
36,60 mm
Height
6,20 mm
Power reserve
8 days
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