Technology | SEIKO WATCH CORPORATION Spring Drive is the most important new movement created by Seiko since the quartz Astron in 1969. Kinetic. Kinetic is the first quartz watch powered by human ...
Mechanical | SEIKO WATCH CORPORATION Mechanical. Mechanical. Seiko automatic movement 6R20. This high grade caliber is designed to place the Seiko firmly in the high quality mechanical market.
