Released in 1987, the Cal. 6222 with design code 188 was part of Seiko's domestic market collection. Powered by the 6222 caliber with 24j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-114b76b7f0e5]
Also known as: Sportsmatic, Baby Tuna
