Zenith caliber El Primero 4021

Zenith caliber El Primero 4021

Ref. El Primero 4021

The Zenith caliber El Primero 4021 is an automatic movement with a 50-hour power reserve, beats at 36,000 vph, and carries 39 jewels.

El Primero movement with power reserve display. Total of 248 components. Silicon escape-wheel and lever.

Type: Automatic
Display: Analog
Power reserve: 50 h
Frequency: 36000 vph
Jewels: 39
Diameter: 30.5 mm
Complications: Chronograph, Column wheel, Hours, Minutes, Power Reserve Indicator, Small Seconds
Base caliber: Zenith caliber El Primero 400

Used in

6 models