Seiko SRPL91
| Movement Type | Automatic with manual winding |
| Power Reserve | Approx. 41 hours |
| Functions | Stop second hand function, Day/Date display |
| Case Material | Stainless steel |
| Case Thickness | 12.3 mm |
| Case Width | 38.2 mm |
| Case Material | Stainless steel |
| Crystal | Dual-curved Hardlex |
| Water Resistance | 10 bar |
| Weight | 137 g |
| Features | LIMITED EDITION on the case back; Serial number engraved on the case back; Rotating bezel; Screw case back |