Seiko SLA087J1
| Movement Type | Automatic with manual winding |
| Functions | 28,800 vibrations per hour (8 beats per second), Stop second hand function, Date display |
| Case Material | Stainless steel |
| Case Thickness | 14.3 mm |
| Case Width | 41.0 mm |
| Case Material | Stainless steel |
| Crystal | Box shaped sapphire crystal |
| Water Resistance | 10 bar |
| Weight | 192.0 |
| Features | Screw-down crown; Screw case back |