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Seiko Spring Drive
Seiko Spring Drive
Grand Seiko Renews the Evolution 9 Collection -
New dials, better bracelets, and U.F.A. Spring Drive accuracy
©
Grand Seiko
Grand Seiko
Grand Seiko Releases Its Smallest Dive Watch Yet With the Spring Drive U.F.A. Ushio 300 Diver
- Watches and Wonders 2026
Grand Seiko introduces the Spring Drive U.F.A. Ushio 300 Diver. The 40.8mm Evolution 9 model pairs a compact titanium case with the new caliber 9RB1, delivering ±20 seconds per year accuracy and 300 meters of water resistance.
4 minutes
Caleb Anderson
Apr 14, 2026
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