Released in 1966, the Cal. 5662 with design code 934 was part of Seiko's domestic market collection. Powered by the 5662 caliber with 28j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-e15d4d4a58c0]
Also known as: Bellmatic, Golden Tuna
