Sterling Silver Rhod-plated 4mm Heart Created Sapphire Post Earrings" Product Details Material; Primary Purity 925 Finish Polished Stone Type Sapphire, Lab Created Stone Color Blue Stone Quantity 2 Length of Item 4. 5 mm Plating Rhodium Stone Setting 3 Prong Stone Weight 0. 55 ctw (total weight) Feature Solid Manufacturing Process Casted Material; Primary Sterling Silver Completeness Complete (all stones included) Stone Shape Heart Stone Size 4 mm Item Weight U M gm Width of Item 4. 5 mm Product Type Jewelry Jewelry