This is high quality adjustable cuff bracelet, The center gemstone is beautifully bezel set in oval setting,we can customize the stone for you with more than 50 other gemstones. => Gemstone Type - Pyrite => Gemstone Size - 10x14mm => Gemstone Shape - Oval => Wrist Size - 18cm / 7.5" - Adjustable Up To 21cm / 8.5" => Metal Type (Photos) - 925 Sterling Silver - You can choose other types of metal from the drop down menu