Released in 1975, the Cal. 6113 with design code 965 was part of Seiko's domestic market collection. Powered by the 6113 caliber with 33j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-3f017b1dd4e8]
Also known as: Sportsmatic, Golden Tuna
