Zenith El Primero Open Heart Chronomaster Power Reserve

Experience the heart of a legend with the Zenith Chronomaster El Primero Open Heart. This timepiece not only showcases the iconic high-frequency El Primero chronograph movement but also offers a captivating glimpse into its intricate workings. The 42mm stainless steel case features classic lines and polished/brushed finishes, providing an elegant frame for the star of the show. The silver dial is meticulously crafted, featuring subtle sunray finishing and the traditional El Primero open heart design, with the running seconds is a skeletonized hand directly part of the open mechanism. What truly sets this model apart is the "Open Heart" aperture, typically revealing the silicon balance wheel and escapement of the legendary El Primero Calibre 4021, beating at an incredible 36,000 vibrations per hour (5Hz). Watching this high-beat heart in action is a mesmerizing experience for any watch enthusiast! The movement itself is an automatic, column-wheel chronograph, a direct descendant of the 1969 original, renowned for its precision and ability to measure 1/10th of a second. This reference is elegantly completed with a dark brown alligator leather strap, featuring a protective rubber lining for durability and a stainless steel triple folding clasp, enhancing its classic yet distinctive appeal. It's a perfect fusion of historical significance, horological innovation, and visual intrigue. Our offering is in very good condition and comes in full set of boxes and papers. Ticking per specs. Covered by our limited warranty of 1 year, starting on the date of purchase.