Grand 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 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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Luxury Watches

Grand Seiko Evolution 9 Collection Spring Drive “Violet Dawn” - A New Standard of Spring Drive Precision

The 1,300-piece limited edition in Ever-Brilliant Steel features the groundbreaking Caliber 9RB2, rated at ±20 seconds per year.

3 minutes

Sabine Zwettler

Oct 7, 2025

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