Oris big crown diamonds is both elegant and sporty a watch that is suitable for any occasion it 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 mother of pearl dial and act as hour markers additional useful features include screw in security crown see through case back and