Grand Seiko Sport Collection SBGE255 Spring Drive GMT Blue Dial
Grand Seiko Sport Collection SBGE255 Spring Drive GMT Watch
The Grand Seiko SBGE255 is a Sport Collection GMT watch powered by the Spring Drive Caliber 9R66 movement. It combines automatic winding, manual winding, approximately 72 hours of power reserve, and an average accuracy of ±15 seconds per month.
The watch features a blue dial, blue zirconia-ceramic 24-hour bezel, stainless steel case and bracelet, and dual-curved sapphire crystal with inner anti-reflective coating. Its GMT function provides dual-time display, while the independently adjustable local hour hand allows practical time-zone changes.
Additional features include a power-reserve indicator, date display, LumiBrite-treated hands and indexes, screw-down crown, screw caseback, and 20-bar water resistance. The 40.5 mm case has a compact profile for a Sport Collection GMT model.
Key Features
Spring Drive GMT movement with automatic and manual winding
Grand Seiko Caliber 9R66
Approximately 72-hour power reserve
Blue dial with matching blue zirconia-ceramic 24-hour bezel
Stainless steel 40.5 mm case and bracelet
Dual-curved sapphire crystal with inner anti-reflective coating
Independent local-hour adjustment and dual-time display
20-bar water resistance
Specifications
Specification | Details |
Brand | Grand Seiko |
Model / Reference | SBGE255 |
Collection / Series | Sport Collection |
Movement | 9R66 |
Caliber | 9R66 |
Movement Type | Spring Drive, automatic winding with manual winding |
Case Material | Stainless steel |
Case Diameter | 40.5 mm |
Case Thickness | 14.7 mm |
Crystal | Dual-curved sapphire crystal with inner anti-reflective coating |
Dial Color | Blue |
Dial Details | LumiBrite hands and indexes; power-reserve indicator; date display |
Caseback | Screw caseback |
Bezel | Zirconia ceramic, fixed 24-hour GMT bezel |
Bracelet / Strap | Stainless steel bracelet |
Clasp / Buckle | One-push, three-fold clasp |
Water Resistance | 20 bar |
Functions | GMT dual-time display, independent local-hour adjustment, date display, power-reserve indicator |
Power Reserve | Approximately 72 hours |
Other | 48.7 mm case length; 172 g weight; screw-down crown; 30 jewels |
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