Genuine Rhodium Plated Engagement Ring with .88 Carats of Prong Set Peridot Green and Clear Cubic Zirconia Polished into a Lustrous Silvertone Finish. What's your birthstone? Our wonderful Bella Birthstone Engagement Ring is available in 12 different birthstone colors. Get yours today! Our genuine rhodium finish is achieved using an electroplating process that coats the item with heavy layers of rhodium a close cousin of platinum that costs three times as much which gives our jewelry a platinum luster.