| Manufacturer | Girard-Perregaux |
| Caliber Number | GP 3387 |
| Vibrations Per Hour | 28,800 bph |
| Power Reserve | 46 hours |
| Jewels | 63 |
| Functions | Hours, minutes, small seconds, 24 hour indicator, date, chronograph |
| Country of Manufacture | Switzerland |
| Known Models | Worldtime 4980 |
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