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  • Zenith Chronomaster Open Steel Black Dial 03.3300.3604/21.M3300

    The CHRONOMASTER Open offers a view of the beating heart of the El Primero movement from the dial. Crafted in a sleek 39.5mm steel case, this version features a matte black dial with tricolour counters and a transparent counter for the running seconds, paired with an integrated steel bracelet. Powered by the El Primero 3604 1/10th of a second automatic chronograph movement.

    Ref 03.3300.3604/21.M3300

    Movement 

    MOVEMENT El Primero
    COMPONENTS 269
    FREQUENCY 36,000 VpH (5 Hz)
    POWER RESERVE approx. 60 hours

     
    Functions

    1/10th of a second Chronograph:

    Central chronograph hand that makes one turn in 10 seconds

    60-minute counter at 6 o'clock

    60-second counter at 3 o'clock

    Hours and minutes in the centre Small seconds at 9 o'clock


    Case

      MATERIAL Steel
      DIAMETER 39.5 mm
      WATER RESISTANCE 10 ATM
      DIAL

      Black matte with two different-coloured counters & a translucent polymer counter