Released in 1966, the Cal. 0791 with design code 664 was part of Seiko's domestic market collection. Powered by the 0791 caliber with 17j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-1e9b1b1d917b]
Also known as: Shogun, Sportsmatic
