Electroplated. Platinum, Rhodium Nickel, cadmium and lead free Material: Sterling silver Main stone: Sona simulated diamond Ring weight: 7.5g Ring size: 30*31mm (manual measurement, slight error is normal) All our products are handcrafted. Elegant Metal Jewelry With Stone Setting, Alloy Rings Suitable For Gifts, Sterling Silver Jewelry With Plating For Party, Dazzling Silver Jewelry, Nickel-free Elegant Crystal Ring, Silver Plated Open Ring Jewelry, Elegant Nickel-free Crystal Ring, Wedding Jewelry With Stone Setting In Metal, Luxury Silver Butterfly Jewelry