Released in 1983, the Cal. 5615 with design code 799 was part of Seiko's domestic market collection. Powered by the 5615 caliber with 30j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-7120d28b2e6d]
Also known as: Goldfeather, Sportsmatic
