Grand Seiko quietly upgrades Evolution 9 with five Spring Drive U.F.A. models

TL;DR Summary
Grand Seiko updates its Evolution 9 Spring Drive line with five non-limited models powered by the 9RB2 Ultra Fine Accuracy movement. Four wear Ever-Brilliant Steel and one uses High-Intensity Titanium (SLGB007), all with a 72-hour power reserve and ±20 seconds per year accuracy; sizes are 40x11.7mm for four models and 37x11.4mm for SLGB015, with dial themes of Lake Suwa, White Birch, and Atera Valley. A new three-step micro-adjustable clasp and a slimmer bracelet improve wearability; prices start at €10,400 for most models and €11,700 for SLGB007, with availability from September 2026. This is evolution, not revolution, in Grand Seiko’s flagship line.
- The Grand Seiko Evolution 9 Spring Drive U.F.A. Models Get Serious Fan-Requested Updates Fratello Watches
- Introducing Grand Seiko Updates The Core Evolution 9 Collection With Tapered Bracelets And Micro-Adjustment Clasps (Live Pics) Hodinkee
- First Look: The new 37mm Grand Seiko Spring Drive UFA Lake Suwa SLGB015 Monochrome Watches
- Grand Seiko Welcomes Nine Refreshed Core Icons to Its Evolution 9 Series Hypebeast
- First Look: Grand Seiko Updates its Classic Evo9 Collection Models with Spring Drive UFA Calibre and new Bracelet Monochrome Watches
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