Released in 1971, the Cal. 7128 with design code 548 was part of Seiko's domestic market collection. Powered by the 7128 caliber with 18j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-6c2a30f3d2d2]
Also known as: Samurai, Golden Tuna
