Seiko SRQ055J1
| Movement Type | Automatic with manual winding |
| Power Reserve | Approx. 45 hours |
| Functions | Chronograph with 30 minutes & 12 hours, Stop second hand function, Date display |
| Case Material | Stainless steel (super hard coating) |
| Case Thickness | 14.6 mm |
| Case Width | 42 mm |
| Case Material | Stainless steel (super hard coating) |
| Crystal | Dual-curved sapphire crystal |
| Water Resistance | 10 bar |
| Weight | 191 g |
| Features | Tachymeter function; Screw case back |