Ulysse Nardin Launches New Perpetual Calendar: El Toro

  Ulysse Nardin launched El Toro, the direct descendant of the first Perpetual Calendar released in 1996, which allows forward and backward adjustment of all calendar functions over one single crown. The invention of the Perpetual Calendar was an extraordinary milestone set in the history of watchmaking.  El Toro is equipped with the iconic manufacturer […]