Released in 1987, the Cal. 5673 with design code 723 was part of Seiko's domestic market collection. Powered by the 5673 caliber with 25j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-0e9a75660e7f]
Also known as: Golden Tuna, Baby Tuna
