STERLING SILVER DESIGNS Jewellery is guaranteed to be 100% Nickel-free Genuine Sterling Silver of superior quality. Please note ring sizes are approximate. Ring is Hallmark Stamped 925. MEASUREMENTS Stone: N/A Length (Vertical): 11mm approx Width (Horizontal): 21mm approx Weight: 5.65 grams approx Material: Genuine 925 Sterling Silver Hallmark Stamped 925. Due care has been taken to photograph our pieces accurately. However it is important to note that colour discrepancies can occur between the Modern Sterling Silver Hammered Rings, Modern Hammered Silver Rings, Minimalist Hammered Sterling Silver Wide Band Ring, Sterling Silver Hammered Stacked Cuff, Bohemian Hand-cast Sterling Silver Rings, Modern Contemporary, Sterling Silver Rings, Ring Size, Silver Rings