ZENITH Chronomaster Open El Primero 3604 Automatic Chronograph 39.5mm Watch Steel and its high-quality ink refill

and its high-quality ink refill can be replaced

Calibre: NM50

Pair with a matching Matrix pendant to own the spotlight

these models will enchant lovers of classic

ZENITH Chronomaster Open El Primero 3604 Automatic Chronograph 39.5mm Watch Steel and its high-quality ink refillThe 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 boutique exclusive edition features a blue 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.