Released in 1985, the Cal. 6615 with design code 733 was part of Seiko's domestic market collection. Powered by the 6615 caliber with 32j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-b41a8567d2a0]
Also known as: Goldfeather, Golden Tuna
