Breitling's Chronospace is a professional watch that values functionality above all else. It boasts a range of impressive features, including a 1/100th of a second chronograph with split times, alarm, countdown, dual time zones, UTC, and perpetual calendar. The dial is easy to read with oversized hands and a NVG-compatible backlight for night-time use. The watch also has a rack-and-pinion mounted slide rule, operated by rotating the star-shaped bezel, making it a practical tool for pilots. Ref. A7836534.BA26 is a perfect combination of user-friendliness, readability, and ergonomic design.