Oris divers titan small second date diamonds is a diving timepiece designed for the needs of ladies it is equipped with oris 643 automatic calibre a modification of eta 2836 2 the movement performs 28 800 vibrations per hour and has 27 bearing jewels a 38 hour power reserve is available for the convenience of the wearer the bezel rotates to mark elapsed time a date display is positioned at the 6 oclock mark subsidiary seconds appear at the 9 oclock position twelve diamonds decorate t