Description
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Grand Seiko Sport Collection GMT ref. SBGJ237 G
Exterior
| Exterior: | Stainless steel |
|---|---|
| Case back: | Screw-down case back |
| Glass material: | Double curved sapphire |
| Glass coating: | Anti-reflective coating on inner surface |
| LumiBrite: | LumiBrite on hands, indexes, and bezel |
| Case size: | Diameter 44.2 mm Lug-to-lug 50.6 mm Thickness 14.4 mm |
| Band width: | 21 mm |
| Closure type: | Triple folding clasp with push-button release |
| bracelet length: | 201 mm |
Movement
| Caliber code: | 9S86 Instructions |
|---|---|
| Movement type: | Automatic with manual winding capability |
| Power reserve: | About 55 hours |
| When static: | From +5 to -3 seconds per day
|
Functions
| Water resistance: | 20 bar |
|---|---|
| Magnetic resistance: | 4.800 A/m |
| Other details/features: |
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