Zenith CHRONOMASTER OPEN 39.5 mm Silver Dial 18k Rose Gold Leather Strap 18.3300.3604/69.C922

The 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 leather strap. Powered by the El Primero 3604 1/10th of a second automatic chronograph movement.