Limited editionr oris watch tt3 chronograph rubber limited edition oris tt3 chronograph is a timepiece inspired by the world of formula 1 racing the watch is equipped with oris 674 automatic calibre a modification of eta 7750 the movement performs 28 800 vibrations per hour and has 25 bearing jewels a 42 hour power reserve is available for the convenience of the wearer hands and indices are luminous for improved night time visibility the chronograph of the timepiece comes with 14 second