Description
Grand Seiko Elegance Collection 37.2mm
When simplicity, elegance and function meet in one watch.
The SBGW231 expresses the ‘Grand Seiko Style’ design language of simplicity, purity and practicality.
Its slim profile and 37.3mm case size houses our manual-winding 9S movement with a power reserve of 72 hours and the accuracy rate of +5 to -3 seconds per day.
Grand Seiko: the relentless quest for precise timekeeping from the pinnacle of Seiko Watch Corporation’s in-house manufacture. With leading watchmaking, durability and legibility, every Grand Seiko is still handmade in Japan by elite craftsmen and women.
SBGW231
Calibre 9S64
Caliber 9S64, a manual winding mechanical movement that achieves a stable level of precision during actual use and a long power reserve of approximately three days when fully wound.
Driving system
Manual winding mechanical
Mean daily rate
-3 to ±5 seconds per day
Normal usage accuracy
-1 to ±10 seconds per day
Power reserve
Approximately 72 hours
Vibrations
28,800 vibrations per hour
Number of jewels
24 jewels
