Our genuine rhodium finish 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)Style: , Setting Type: ProngsMaterials: , Stone Cut: PearCarat Weight: 14.4 (ct)Plating Color: RhodiumRing Band Width: 4 (mm)Stone Size: 18 (mm) X 12 (mm)