Released in 1996, the Cal. 5669 with design code 826 was part of Seiko's domestic market collection. Powered by the 5669 caliber with 20j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-2c8de0d41c90]
Also known as: Sportsmatic, Baby Tuna
