Christina Aquilera wore Dionea Orcini on The Voice (Season 5), Semi-Final Results. Aguilera donned jewelry by Dionea Orcini, including the Lasya Diamond Ring in Rose Gold with 18K rose gold and 18K white gold inserts. This ring features the intertwining symbols of the Endless Knot and Lotus Flower, designed to showcase beautiful, fluid lines with gorgeous pave diamonds.