






Certified Pre-Owned
Chronomaster Open Power Reserve Mens Watch
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specification
- No
- No
- Excellent
- 24 months
- 42 mm
- Automatic
- Steel
- Silver
- 30 meters
24-month warranty GWC®
Free shipping anywhere in the world in 14 days
Free return within 14 days
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.
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certification
WATCH CERTIFICATE X Geneva Watch co
All Geneva Watch Co watches are certified with Watch Certificate™, a digital duplicate of your timepiece, authenticated by our watchmakers and then certified by an independent expert. Insuring your watch collection has never been easier.

The Geneva Watch Company warranty
WARRANTY 2 years
Issued at the time of sale, the GWC Certified Pre-Owned warranty card officially confirms that the watch is genuine on the date of purchase and guarantees its correct operation for a period of 2 years from that date, in accordance with the warranty manual.