95.9002.9004/78.R590 Zenith. The Zenith Defy El Primero 21 Chronograph 95.9002.9004/78.R590 is a men's watch that features a 44mm brushed titanium case and a matching brushed titanium bezel. The openworked design of the dial displays two different-coloured counters and faceted rhodium plated hands with luminous fill, allowing for easy time reading in any lighting conditions. The watch also has applied luminous index hour markers that further enhance its readability. The watch is equipped with the El Primero 9004 automatic movement, which provides precise timekeeping and powers its various functions. These functions include a chronograph, power reserve indicator, hours, minutes, and seconds. The watch comes with a blue rubber strap that is paired with a titanium double folding clasp. The combination of the strap and clasp ensures that the watch sits comfortably on the wrist and stays secure. The Zenith Defy El Primero 21 Chronograph 95.9002.9004/78.R590 is water-resistant up to 100m / 330 ft, which makes it suitable for activities like swimming and snorkeling, but not for diving. Overall, the Zenith Defy El Primero 21 Chronograph 95.9002.9004/78.R590 is a stylish and functional watch that is perfect for those who want a timepiece that can withstand an active lifestyle while still looking sleek and sophisticated.