ZENITH Chronomaster Sport Skeleton El Primero 3600 SK Automatic Chronograph 41mm Watch Screw Down Crown the sophisticated design of the

the sophisticated design of the watch makes a strong impression via a silver-tone stainless steel case and a seamlessly integrated

Modena Yellow - Lined

Alternating satin-brushed and polished surfaces accentuate the 41mm case’s geometry

All of the hands and bevelled indexes are blackened and filled with black Super-LumiNova (green emission)

ZENITH Chronomaster Sport Skeleton El Primero 3600 SK Automatic Chronograph 41mm Watch Screw Down Crown the sophisticated design of theWhen ZENITH introduced the El Primero in 1969, it did more than launch the worlds first automatic, integrated high frequency chronograph. It established a new standard of precision in mechanical watchmaking. Beating at 5Hz, 36 000 vibrations per hour, and capable of measuring 1 10th of a second, the El Primero became the technical foundation of the Maisons identity. At Watches and Wonders 2026, ZENITH unveils a new expression of this legacy: the