Big Pilot Perpetual Calendar
| Reference: | IW503605 |
| Collection: | Pilot's Watch |
| Material case: | Steel |
| Movement: | Automatic |
| Dial: | Blue |
| Material bracelet: | Calf leather |
| Case size (mm): | 46,20 |
| Water resistance: | 60 m (6 bar) |
| Warranty: | 2 years (to be extended to 8 years) |
