After being nominated in 1964, Grand Seiko would spend years in chronometry competitions in Switzerland. In 1968, the brand would take the overall prize for best movement, placing themselves amongst the best manufacturers in the world.
Few tool watches manage to achieve that heady space of voguish collectability, occupied by brands like Rolex and Omega, while remaining accessible to the common man. The sheer number of models, references, and price points—all products of function-first design, upholding and surpassing the ISO 6425 standards—mean that somewhere in the Seiko catalogue there is a dive watch waiting for you.
The first high-frequency, automatic chronograph was also the first chronograph to feature a running seconds hand and measured in at a slim 6.5mm thick. Much thinner than the traditional chronographs at the time. The first watch to feature the new movement was the El Primero reference A384 in March 1969.