Released in 1983, the Cal. 3878 with design code 210 was part of Seiko's domestic market collection. Powered by the 3878 caliber with 20j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-b3b2bc4f4a82]
Also known as: Goldfeather, Arnie
