Released in 1997, the Cal. 7172 with design code 962 was part of Seiko's domestic market collection. Powered by the 7172 caliber with 21j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-1a2f11b2a85c]
Also known as: Silverwave, Sportsmatic
