Seiko SSK001
| Movement Type | Automatic with manual winding |
| Power Reserve | Approx. 41 hours |
| Functions | 24-hour hand (dual time display function), Stop second hand function |
| Case Material | Stainless steel |
| Case Thickness | 13.6 mm |
| Case Width | 42.5 mm |
| Case Material | Stainless steel |
| Crystal | Hardlex with lenses |
| Water Resistance | 10 bar |
| Weight | 161 g |
| Features | Rotating bezel (24-hour display); Three-fold clasp with secure lock; See-through & Screw case back |