The CHRONOMASTER Open puts the El Primero on show through an aperture at 10 o'clock, where the balance beats visibly at 36,000 vibrations per hour. This blue-dial version in 39.5 mm is a boutique-exclusive edition: blue sunray dial, two coloured counters, and a transparent counter for the running seconds.
The calibre is the El Primero 3604, the open-heart version of the 3600, with the same tenth-of-a-second central hand and 60 hours of power reserve. The steel case is rated to 100 metres and wears on an integrated steel bracelet.
- Reference: 03.3300.3604/51.M3300
- Case: 39.5 mm stainless steel
- Dial: Blue-toned sunray with two different-coloured counters and a Hesalite open counter
- Movement: El Primero 3604 automatic chronograph with open balance, 36,000 VpH (5 Hz), 269 components
- Functions: Hours and minutes. small seconds at 9 o'clock. 1/10th of a second chronograph with 60-minute counter at 6 o'clock and 60-second counter at 3 o'clock
- Power reserve: Approx. 60 hours
- Water resistance: 100 metres (10 ATM)
- Bracelet: Integrated stainless steel bracelet
In stock now at Little Europe Jewellers on Front Street, Philipsburg, the only exclusive Zenith boutique in the Western Hemisphere. Buy the CHRONOMASTER Open Blue Dial 39.5mm with the advantage of St. Maarten's duty-free shopping, complimentary worldwide shipping arranged by our team, and the official Zenith international warranty activated at the point of sale. Message us on WhatsApp, email the boutique, or send an inquiry from this page to reserve it or arrange a private viewing.
