Released in 1971, the Cal. 6133 with design code 324 was part of Seiko's domestic market collection. Powered by the 6133 caliber with 28j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-e2523a63c9e4]
Also known as: Goldfeather, Baby Tuna
