Oris Watch TT1 Day Date timepieces are inspired by the achievements of Williams Formula 1 team. This watch is equipped with Oris 735 automatic calibre that performs 28 800 vibrations per hour and has 26 bearing jewels. A 38 hour power reserve is available for the convenience of the wearer. Hands are luminous for improved night time visibility. A day and date display appears at the 3 o clock mark. Additional useful features include stainless steel crown, see through case back and scratch resistant sapphire crystal glass with anti reflective coating.