With innovation as its guiding star, Zenith features exceptional in-house developed and manufactured movements in all its watches, such as the DEFY Inventor with its monolithic oscillator of exceptional precision,and the DEFY El Primero 21 with its high-frequency 1/100 th of a second chronograph. Since its establishment in 1865, Zenith has consistently redefined the notions of precision and innovation, including the first “PilotWatch” at the dawn of aviation and the first serially produced “ElPrimero” automatic chronograph calibre. Always one step ahead, Zenith is writing a new chapter in its unique legacy by setting new standards of performance and inspired design. Zenith is here to shape the future of Swiss watchmaking, accompanying those who dare to challenge time itself and reach for the stars.