Style and luxury make this Oris timepiece unique and noticeable. Oris Big Crown Diamonds is equipped with Oris 733 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. Thirteen diamonds decorate the white mother-of-pearl dial and act as hour markers. Additional useful features include instantaneous date, stop seconds, screw-in security crown, see-through case back and scratch-resistant sapphire crystal glass with anti-reflective coating.