About This Watch
The Seiko 5 Sports SRPJ45 Regatta Timer represents Seiko's commitment to horological excellence. Powered by the Seiko 4R36 in a 42.5mm Stainless Steel case, this timepiece combines superior craftsmanship with practical functionality. Athletic design and robust construction serve active lifestyles with confidence. Water resistant to 100m with a retail price of $22, it offers compelling value among luxury timepieces. Seiko innovates across every price segment with over 140 years of expertise.
Specifications
Movement
| Movement Type | Automatic |
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| Caliber | Seiko 4R36 |
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| Power Reserve | 41 hours |
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| Frequency | 21,600 vph |
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| Jewels | 24 |
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Case
| Case Diameter | 42.5mm |
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| Case Thickness | 13.4mm |
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| Case Material | Stainless Steel |
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| Crystal | Hardlex |
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| Bezel | Bidirectional rotating yacht timer |
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| Dial Color | Blue |
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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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