Released in 1973, the Cal. 6143 with design code 184 was part of Seiko's domestic market collection. Powered by the 6143 caliber with 19j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-7e7f63a0e32c]
Also known as: Sportsmatic, Flighty
