Chronomaster Open
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The 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 black 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.