Made in the 1970s Ref.5645-7010 Cal.5645A

Grand Seiko was born in 1960 with the determination to create the world's finest watches, and while honoring the traditional Seiko style, it is a top brand that continues to evolve and pursue the essence of watches. This model is the last mechanical Grand Seiko lineup 56 Grand Seiko 5645-7010. The ``56GS'' is equipped with the ``56 series'' caliber, which is said to be the last high-end mechanical self-winding watch of the 1970s. The case has a "cap gold" specification with 260 micron thick gold plating. In order to meet the demands of the times when something light, thin, small, and easy to use was required, this model is a thinner model that is a highly accurate self-winding watch. Comes with a brown leather belt.

There are some scratches from daily use, but no noticeable damage.

Approximately 20 seconds difference per day Case diameter approximately 36mm