1970s Zenith El Primero Ref. A386 With Original Box

Why This Watch Matters El Primero's El Primero. The ref. A386 is the most iconic Zenith chronograph and was the first watch to house the automatic El Primero movement. The Full Story 2019 marked the 50th anniversary of the legendary Zenith El Primero movement. In 1969, this was one of the world's first automatic chronograph movements, and the only one at the time with a high-beat frequency of 36,000 vibrations per hour, for improved accuracy.  The ref. A386 was unlike any other chronograph when it was released both aesthetically and mechanically. It featured an automatic movement with a quick-set date, a high-frequency escapement, and tri-color registers that gave it a character all its own. The sub-dials are engine-turned, adding a layer of depth to the dial. If you look closely at the hands in the seconds and minutes register, you'll notice they're a bit longer than the one in the hour register – Zenith did this on purpose. The red central seconds hand allows for extra legibility and