Metal: Fine .925 Sterling Silver. Rhodium Electroplated. It is not resizable, Stone: Cubic Zirconias, Carat Weight for the Engagement Ring: Approx. 2.75 carats for the center cz and 0.90 carat for the sides, Carat Weight for the Wedding Band: Approx. 0.70 carat, Weight: 8.8 Grams, Height: It can sit 7mm above your finger. HopeChestJewelry features a beautiful selection of semi-precious jewelry and cz jewelry including cz rings, cubic zirconia earrings, cubic zirconia necklaces, cz engagement rings, cz wedding sets and sterling silver jewelry.