Preminum Material: The adjustable ring base with 6 prong are made of 925 sterling silver platinum color fine workmanship and smooth surface durable and sturdy safe to wear and comfortable to touch not easy to fade can be applied for long time Adjustable Ring Setting: The standard size is 0.68 inch(17.3mm) in inner diameter which can be expanded or lessened on the basis of your finger.Just bend the prongs to fit your gemstone nugget. Trim to fit file to smooth the ends and press to secure the gemstone Package Include: You will receive 1pc claw ring blank with 6 prongs 17.3mm inner diameter 2mm wide tray 8×6.5mm pin 1mm. The claw design is a fashion element that will make your overall look charming elegant and beautiful. Kindly noted that only ring base no gemstone Ring DIY: You can add gemstones cabochons cubic round stones pearls diamonds rhinestones cameos stamps engravings glue letters logos resin or some small beads to the ring tray to create gorgeous rings or jewelry. It will be great to diy a special ring for wife or husband Meaningful Gift: six-pronged diamond set blanks can be made into delicate ring jewellery perfect for handmade enthusiasts and can also be used as a gift for your mother lover best friend or just yourself on birthdays holiday parties wedding anniversary