The Zenith Defy Extreme, reference 87.9100.9004/03.I001, features a robust titanium case complemented by rose gold accents. This automatic chronograph is powered by the Zenith caliber El Primero 9004, offering a power reserve indicator for enhanced functionality. The watch has a skeleton dial that showcases its intricate movement, all housed within a 45mm case. Introduced in 2021, it is also certified as a chronometer, ensuring precision in timekeeping. The combination of materials and technical features makes it a noteworthy addition to any collection.