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

fortified with sapphire crystal

- Japanese aesthetic sense

Certified by GIA

Surrounded by a halo of 32 accent diamonds totalling 0

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.