About This Watch
The Grand Seiko Heritage SBGR317 exemplifies Grand Seiko's dedication to horological excellence. The Heritage collection embodies Grand Seiko's founding philosophy, combining classical elegance with supreme accuracy. Powered by the Grand Seiko 9S68 with approximately 72 hours of power reserve, this 40mm Stainless Steel case houses a movement that represents years of refinement and innovation. With its refined proportions and elegant dial design, this timepiece transitions effortlessly from business meetings to formal occasions, serving as a statement of understated sophistication. Water resistant to 100 meters, it combines practical durability with refined aesthetics that discerning collectors appreciate. Established in 1960 with the singular goal of creating the ideal watch, Grand Seiko represents the pinnacle of Japanese watchmaking. Every timepiece is assembled by hand in either the Shizukuishi Watch Studio in Iwate or the Shinshu Watch Studio in Nagano, where master craftsmen pursue perfection through the philosophy of precision, beauty, and legibility.
Specifications
Movement
| Movement Type | Automatic |
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| Caliber | Grand Seiko 9S68 |
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| Power Reserve | 72 hours |
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| Frequency | 28,800 vph |
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| Jewels | 35 |
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Case
| Case Diameter | 40.0mm |
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| Case Thickness | 13.3mm |
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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 | Black |
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| Lug Width | 19mm |
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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 with push button release |
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| Weight | 158g |
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| Complications | Date |
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