Released in 1974, the Cal. 0789 with design code 129 was part of Seiko's domestic market collection. Powered by the 0789 caliber with 25j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-f1e1a6b11d83]
Also known as: Sportsmatic, Bellmatic
