The movement is the same as the previous model, Ref. 116520, equipped with the Cal. 4130, and boasts an average daily rate of -2 to +2 seconds after casing, more than twice the accuracy of the certified chronometer standard.

Designed in 1963 to meet the needs of professional race car drivers, it is the ultimate practical watch for those passionate about driving and speed. Even now, 60 years after its birth, it remains unrivaled among sports chronographs and continues to transcend time.

The ceramic bezel (commonly known as the "Cerachrom bezel"), which is reminiscent of the plastic bezel that was created in 1967, gives a bold impression, and the design has a stylish and sporty feel.