Zenith Espada silver dial Day-Date Chronograph ref 01.0040.418 oskar-gydell The uppermost has a cut

The uppermost has a cut out for the moon phase and a date feature around its circumference

Blue soleil dial with white printed text

papers (stating it was sold in Singapore in 1973)

Qualified sailors can navigate with a clock and a compass and so these watches were kept on the bridge of a naval ship and wound once per day by the officer on duty

reference 5500

Zenith Espada silver dial Day-Date Chronograph ref 01.0040.418 oskar-gydell The uppermost has a cutIntroduced at the dawn of the automatic chronograph era, the Zenith Espada arrived as a highly ambitious timepiece. It was not just another self winding chronographit combined a full calendar and moonphase display, placing it among the most technically complex automatic chronographs of its time. In the early 1970s, Zenith collaborated closely with Movado, and the Espada shared strong visual and technical ties with the Movado Astronic, also known as