Movements
Seiko Caliber 2220
Seiko News – October 1971 Seiko Dress Watch 2220 The Caliber 2559, used in men’s dress watches and high-end women’s watches, is now being replaced by Caliber 2220, while maintaining its slim profile and stable accuracy.This new caliber features a simple hand-wound two-hand mechanism, an 8-beat high-frequency movement, and a fine adjustment system—a high-level mechanical design. It will continue to be used primarily in dress watches and fashion watches, expanding …