Genuine Rhodium Plated with a Black Onyx Center Stone and Pave Cubic Zirconia in a Prong Setting Polished into a Lustrous Silvertone Finish Black Onyx Egg is an amazing cocktail ring. This piece features on large black onyx stone handset by pave cubic zirconia prongs in silver tone. Genuine Rhodium Plating is achieved using an electroplating process that coats the item with heavy layers of rhodium a close cousin to platinum which gives our jewelry a platinum luster. Base Metal:Lead Free Alloy (Brass) Audience:Women Style:Cocktail Setting Type:Pave Materials:Onyx| Cubic Zirconia Stone Cut:Round Carat Weight:.13 (ct) Color:Black| Clear Plating Color:Silvertone Finish Ring Band Width:1.9 mm