With all things El Primero, the proverbial apple really doesn’t fall far from the tree. Not that Zenith enthusiasts would want it to, anyway.
Since its 1969 debut, the legendary chronograph movement has cast a long shadow over the many iterations that bear its name in both spirit and function. The original El Primero broke new ground as the world’s first high-frequency integrated chronograph movement that beat at 36,000 vibrations per hour (context:
