14K rose gold with a pear shaped aquamarine and diamonds. This piece is named after Luisa Marchesa Casati, an Italian heiress, muse, and patroness of the arts in early 20th-century Europe. This ring is made to order. Any of the VL Collection pieces can be created in white, rose, or yellow 14k gold, and can be customized with the center stone of your choosing. Contact us if you are interested in customizing this piece!