Released in 1970, the Cal. 6228 with design code 564 was part of Seiko's domestic market collection. Powered by the 6228 caliber with 30j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-9a9c001ade6b]
Also known as: Goldfeather, Golden Tuna
