Zenith 4021

Zenith 4021 is a calibre by Zenith.

Further development of the calibre Zenith 410 (El Primero) with power reserve indicator, skeletonized in the area of the escapement.

Used e.g. with the model Zenith Chronomaster T Open.

Manufacturer:

Description:

Functions:

Data:

  • 13½ lignes
  • D 30.0 mm, H 7.75 mm
  • 39 jewels
  • 248 components
  • 36,000 A/h
  • Power reserve 55h

Production period:

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