ZENITH Chronomaster Open El Primero 3604 Automatic Chronograph 39.5mm Watch Screw-in Crown The StarWalker emblem technology features

The StarWalker emblem technology features a blue translucent dome with a star floating on top

this Tacori band is lighter and more stylish than ever

while the central ribbon design is elegantly adorned with more clear stones using the chattonage technique

The gold-plated stainless steel bracelet is secured by a three-fold clasp with a push-button release

ZENITH Chronomaster Open El Primero 3604 Automatic Chronograph 39.5mm Watch Screw-in Crown The StarWalker emblem technology featuresThe 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 silver 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. Pioneering movements deserve to stand out in inspired and unprecedented