Fifty Fathoms Bathyscaphe Chronographe Flyback Collection_Sport Classic Helium escape valve: Decompression system

Helium escape valve: Decompression system which allows helium to escape from inside the watch when the watch is worn for professional use in pressure chambers

5200 1110 B52A

More than half a century later

Power reserve: 72 hours

Watch size: Gents

Fifty Fathoms Bathyscaphe Chronographe Flyback Collection_Sport Classic Helium escape valve: Decompression systemTechnical Specifications Flyback Chronograph: Flyback Chronograph A Flyback Chronograph allows the user to reset and restart the chronograph function with a single press of a button, without needing to first stop it. This feature is particularly useful for timing consecutive events quickly and efficiently. Secured movement A secured movement is a watchmaking innovation designed to protect delicate mechanisms and ensure lasting precision. By preventing