Released in 1988, the Cal. 7173 with design code 931 was part of Seiko's domestic market collection. Powered by the 7173 caliber with 19j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-0f4e3fd80fdb]
Also known as: Goldfeather, Sportsmatic
