| Manufacturer | Ebel |
| Caliber Number | 134 |
| Base Caliber | Zenith El Primero 400 |
| Vibrations Per Hour | 36,000 bph |
| Power Reserve | 48 hours |
| Jewels | 31 |
| Functions | Hours, minutes, small seconds, chronograph, 30 mins, 12 hrs |
| Country of Manufacture | Switzerland |
| Known Models | 1911 Chronograph |
The Zenith El Primero caliber 400 was used in Ebel 1911 chronograph watches (Ebel caliber 134) from approximately 1984-1994. After that, Ebel started to equip their chronos with the caliber 137. The newer 137 has 27 jewels.
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