ZENITH Chronomaster Open El Primero 3604 Automatic Chronograph 39.5mm Watch GradForHim the watch features a black

the watch features a black small-seconds counter at 9H

making them a treasured addition to any collection

With a diameter of 44

As a result

fortified with sapphire crystal

ZENITH Chronomaster Open El Primero 3604 Automatic Chronograph 39.5mm Watch GradForHim the watch features a blackThe CHRONOMASTER Open offers a view of the beating heart of the El Primero movement from the dial. Crafted in a sleek 39. 5mm 18K rose gold case, this version features a matte silver dial with tricolour counters and a transparent counter for the running seconds, paired with a blue calfskin leather strap. Powered by the El Primero 3604 1 10th of a second automatic chronograph movement.