Released in 1968, the Cal. 6667 with design code 873 was part of Seiko's domestic market collection. Powered by the 6667 caliber with 23j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-d7c0c5b9da0b]
Also known as: Turtle, Golden Tuna
