Released in 1972, the Cal. 5297 with design code 709 was part of Seiko's domestic market collection. Powered by the 5297 caliber with 27j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-b4b2c1a84d74]
Also known as: Sportsmatic, Bellmatic
