Chronomaster Open Power Reserve Mens Watch
Zenith El Primero Chronomaster
Open Power Reserve | Men’s Watch | Ref. 03.2080.4021/01.C494
The Zenith El Primero Chronomaster Open Power Reserve captures the brand’s legendary watchmaking heritage, housing the iconic El Primero 4021 automatic movement—one of the most precise high-frequency chronographs in the world. Featuring a 50-hour power reserve and 39 jewels, this timepiece combines robust performance with classic elegance.
The 42 mm stainless steel case frames a refined silver dial with an open-heart display, showcasing part of the movement in motion.







Description
Zenith El Primero Chronomaster
Open Power Reserve | Men’s Watch | Ref. 03.2080.4021/01.C494
The Zenith El Primero Chronomaster Open Power Reserve captures the brand’s legendary watchmaking heritage, housing the iconic El Primero 4021 automatic movement—one of the most precise high-frequency chronographs in the world. Featuring a 50-hour power reserve and 39 jewels, this timepiece combines robust performance with classic elegance.
The 42 mm stainless steel case frames a refined silver dial with an open-heart display, showcasing part of the movement in motion.























