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zenith_el_primero_calibres

Zenith El Primero calibres

Original El Primero

New Complications

Third-Generation

Fourth Generation

  • Zenith 3600 (2019) - 10-second chronograph sweep hand driven directly from the escape wheel

Fifth generation

  • Zenith 9004 (2017) - Two independent high-frequency escapements beating at 50Hz for the chronograph function and 5Hz for timekeeping, central chronograph hand makes one turn each second

Haute Horology

Ebauche Variants

zenith_el_primero_calibres.txt · Last modified: 03.07.2022 15:39 by 127.0.0.1

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