
Zenith
CHRONOMASTER Sport 03.3100.3600/21.M3100
Current Production
CHRONOMASTER Sport 1/10th of a second El Primero chronograph in steel with black dial and steel bracelet
Source: Zenith website, last updated Mar 2026

Zenith
CHRONOMASTER Sport 1/10th of a second El Primero chronograph in steel with black dial and steel bracelet
Source: Zenith website, last updated Mar 2026