
Product Description
The Seiko SRPK87K1 blends modern reliability with classic proportions. Featuring a compact 37.4mm stainless-steel case, curved Hardlex crystal, and the proven 4R36 automatic movement with day/date function, it offers everyday versatility with Seiko’s signature durability and finishing.
| Case & Exterior | |
|---|---|
| SKU | SRPK87K1 |
| Case Material | Stainless steel |
| Case Size |
Thickness: 12.5mm Diameter: 37.4mm Lug-to-lug: 44.7mm |
| Crystal | Curved Hardlex |
| LumiBrite | Lumibrite on hands and index(es) |
| Clasp | Three-fold clasp with push button release |
| Distance Between Lugs | 18 mm |
| Water Resistance | 10 bar |
| Magnetic Resistance | 4,800 A/m |
| Weight | 125.0 g |
| Features | See-through & Screw case back |
| Movement & Specifications | |
|---|---|
| Caliber Number | 4R36 |
| Movement Type | Automatic with manual winding |
| Power Reserve | Approx. 41 hours |
| Jewels | 24 |
| Functions |
Stop second hand function Day/Date display |
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