ZENITH Chronomaster Original El Primero 3600 Automatic Chronograph 38mm Watch EN_fashion-jewellery Thanks to the unique one-second-a-day

Thanks to the unique one-second-a-day precision of Spring Drive and the fact that the chronograph stops at the exact moment that the button is depressed and not at the nearest 'tick'

this watch is a harmonious blend of the old and the new

broke Babe Ruth's home-run record in 1974

But you don’t need Air Force credentials to appreciate their bold design

• See-through Caseback

ZENITH Chronomaster Original El Primero 3600 Automatic Chronograph 38mm Watch EN_fashion-jewellery Thanks to the unique one-second-a-dayThe CHRONOMASTER Original E commerce Edition is crafted in a 38mm steel case in the same proportions as the A386, paired with a tri colour dial with its most extensive use of the three iconic shades of grey and blue . Powered by the El Primero 3600 automatic high frequency chronograph movement with 1 10th of a second chronograph function and a power reserve of 60 hours.