Released in 1983, the Cal. 4466 with design code 430 was part of Seiko's domestic market collection. Powered by the 4466 caliber with 32j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-8e4acee4aebc]
Also known as: Sportsmatic, Golden Tuna
