Released in 1981, the Cal. 6375 with design code 486 was part of Seiko's domestic market collection. Powered by the 6375 caliber with 23j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-17b6dd3d7f2d]
Also known as: Bullhead, Goldfeather
