Released in 1966, the Cal. 6198 with design code 586 was part of Seiko's domestic market collection. Powered by the 6198 caliber with 23j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-c4eac9de4f6b]
Also known as: Sumo, Goldfeather
