The components used in the creation of 144 Sinn watches guarantee highest level of functioning precision. This timepiece comes with Swiss-made Valjoux 7750 automatic calibre that performs 28 800 vibrations per hour and has 25 bearing jewels. The watch is equipped with a number of useful functionalities – a tachymeter and pulsometer scale, a day and date window located at the 3 o’clock mark, pressure resistance and scratch-resistant sapphire crystal glass with anti-reflective coating.