Diamonds add elegance and sophistication to each accessory and instrument oris artelier date diamonds is a beautiful timepiece equipped with oris 561 automatic calibre 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 twelve diamonds decorate the dial and act as hour markers a date display is positioned at the 6 oclock mark additional useful features include black gu