The Zenith El Primero Rainbow (Ref. 01.0461.400 / 01/02.0461.400) is a Swiss Made automatic chronograph produced between 1992 and 1999, representing the period when the manufacture took its celebrated high-frequency movement in a distinctly sportier and more instrument-oriented direction. Originally positioned in the premium segment, today it primarily appeals to enthusiasts of neo-vintage mechanical chronographs … Continue reading Zenith El Primero Rainbow | High-Frequency Chronograph | Sports Watch