| Brand | Longines |
| Series | Master Power Reserve 40mm |
| Model Number | L2.908.4.51.7 |
| Size | Mens |
| Case Material | Stainless Steel |
| Dial Colour | Black |
| Bracelet/Strap | Alligator/Crocodile Leather Black |
| Clasp | Push Button Deployant Buckle |
| Movement | Automatic |
| Bezel | Fixed |
| Screw-down Crown | No |
| Crystal | Scratch Resistant Sapphire |
| Case Back | Transparent |
| Water Resistance | 30m/99ft. |
| Diameter | 40mm |
| Case Thickness | 10mm |
