Zenith 4026

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Rattrapante chronograph with big date. Bi-directional winding ball-bearing rotor. Further development of the Calibre Zenith 410 (El Primero).

Used eg. in the model Zenith Grande Class Rattrapante Grande Date.

Manufacturer:

Zenith

Description:

Self-winding movement, bi-directional winding
Escapement: Stone lever
Yoke winding system
Ball-bearing central rotor
Chronometer certificate (COSC)
Column wheel calibre
Shock protection Kif Ultraflex
Weight segment 22ct white gold with Côtes de Genève
345 components

Functions:

Rattrapante chronograph
Small seconds
Big date at the 6, switching at midnight in 6/1000 second

Data:

13¼ lignes
D 30.0 mm, H 9.35 mm
32 jewels
36,000 A/h
346 components
Power reserve > 50h

Production period:

Since 2005