DEFY El Primero 21, the future of Swiss watchmaking

Find out more: The Zenith DEFY EL PRIMERO 21 represents a quantum leap in both performance and mechanical design. This is a competition against no-one but itself. The newly upgraded movement of this outstanding timepiece boasts a frequency of 360,000 A/H (50 Hz), ten times that of its world-famous El Primero predecessor, enabling 1/100th of a second precision. An exquisitely designed display magnifies the effect of this astonishing frequency: