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Moritz Grossmann Caliber 100 2

Moritz Grossmann Caliber 100.2

Moritz Grossmann Caliber 100 2

ManufacturerMoritz Grossmann
Caliber Number100.2
Movement TypeMechanical, manual-wind
Diameter
36.4mm
Height
5.4mm thick
Jewels26
Components
227
Beats Per Hour
18,000 vph
Power Reserve42 hours
Lift Angle
Unknown
HairspringNivaflex
Shock AbsorberIncabloc
FunctionsHours, minutes, small seconds at 6:00, power reserve indicator at 12:00
Country of ManufactureGermany
Known Models
BENU Power Reserve

The Moritz Grossmann caliber 100.2 is an in-house manual wind mechanical watch movement produced in Glashutte. This movement tells time with a classical central hours and minutes with a small seconds subdial at 6:00, but also features a power reserve indicator at 12:00. German made, 26 jewels, adjusted in 5 positions.

In Moritz Grossmann’s own words:

“Grossmann balance; lateral pusher for disabling the handsetting mode and starting the movement; bar-shaped power-reserve indicator with two-coloured display segment driven by a planetary gearing system; space saving and modified Glashütte stopwork with backlash; adjustment with Grossmann micrometer screw on a cantilevered balance cock; Pillar movement with 2/3 plate and frame pillars in untreated German silver, 2/3 plate, balance cock and escape-wheel cock hand-engraved; broad horizontal Glashütte ribbing, 3-band snailing on the ratchet wheel, raised gold chatons with pan-head screws; separately removable clutch winder; stop seconds for handsetting”

Additional Resources:

  • Mortiz Grossmann brand history on Wikipedia
  • Moritz Grossmann official caliber page here