Released in 1990, the Cal. 4540 with design code 125 was part of Seiko's domestic market collection. Powered by the 4540 caliber with 28j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-9a25a8b6e2d0]
Also known as: Silverwave, Bellmatic
