About This Watch
The Grand Seiko Heritage SBGH311 Sea of Clouds represents Grand Seiko's commitment to horological excellence. Powered by the Grand Seiko 9S85 in a 40mm Stainless Steel case, this timepiece combines superior craftsmanship with practical functionality. Refined proportions and elegant finishing create the perfect formal timepiece. Water resistant to 100m with a retail price of $19, it offers compelling value among luxury timepieces. Grand Seiko achieves perfection through Japanese craftsmanship and Spring Drive innovation.
Specifications
Movement
| Movement Type | Automatic |
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| Caliber | Grand Seiko 9S85 |
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| Power Reserve | 55 hours |
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| Frequency | 36,000 vph |
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| Jewels | 37 |
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Case
| Case Diameter | 40.0mm |
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| Case Thickness | 13.0mm |
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| Case Material | Stainless Steel |
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| Crystal | Sapphire with anti-reflective coating |
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| Bezel | Fixed polished |
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| Dial Color | Blue-White Sea of Clouds |
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| Lug Width | 20mm |
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| Lug-to-Lug | 47.0mm |
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Features
| Water Resistance | 100m / 328ft |
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| Bracelet/Strap | Stainless steel bracelet |
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| Clasp | Three-fold clasp |
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| Weight | 150g |
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| Complications | 100 |
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