Grand Seiko SBGJ251: caliber 9S86, 39.5 mm case, Splash resistant water resistance.
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Specifications
Specifications from Grand Seiko, last seen 2026-09-21.
Movement
- Caliber
- 9S86 All 9S86 watches →
- Movement
- Automatic
- Power reserve
- 55h
Case & crystal
- Case material
- Stainless steel
- Case diameter
- 39.5mm
- Case thickness
- 14.1mm
- Lug to lug
- 46.9mm
- Lug width
- 19mm
- Crystal
- Box shaped sapphire crystal
Resistance
- Water resistance
- Splash resistant
- Magnetic resistance
- 4,800 A/m
Catalogue
- Family
- SBGJ
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Variants Same watch, different market or bracelet
| Reference | Edition | Region | Band | Clasp | Weight |
|---|---|---|---|---|---|
| SBGJ251G | G | — | — | Folding clasp with push button release | 150g |
