Oris watch artelier lady skeleton oris artelier skeleton diamonds is a fine and intriguing timepiece for ladies it is equipped with oris 560 a modification of eta 2671 the movement performs 28 800 vibrations per hour and has 25 bearing jewels a 38 hour power reserve is available for the convenience of the wearer the large dial aperture reveals the beauty of the mechanism inside additional useful features include silver guilloche dial ring decorated with 10 diamonds stainless steel crown