This is a Breitling Chronomat Ref. 2508-25 automatic model manufactured in the 1950s, featuring a silver crisscross dial.
It is a rare three-hand version of the Chronomat, a chronograph known for its rotating slide rule bezel. The dial showcases a crisscross design that was more commonly seen in the 1930s to 1940s, making it an unusual and distinctive choice for the 1950s. This timepiece stands out both functionally and aesthetically, representing a valuable and unique creation.
It is equipped with the Felsa-made automatic movement Caliber 690.