Zenith — Chronomaster

el Primero

The A781, produced in 1971, is a 38 mm El Primero in stainless steel with gold-plated examples observed, distinguished by its pink/red dial and driven by the manual-winding El Primero 420 at 36,000 vph with a 50-hour reserve. It is rated to 50 m and retained as a cataloged configuration with…

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Zenith el Primero A781
ReferenceA781
BrandZenith
FamilyChronomaster
Produced1971
StatusDiscontinued