Released in 1968, the Cal. 3846 with design code 251 was part of Seiko's domestic market collection. Powered by the 3846 caliber with 31j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-3b648f7c12a4]
Also known as: Golden Tuna, Baby Tuna
