Material: Crafted from Solid 925 sterling silver. It still keep bright and shining after used for a long time,high quality.The ring blank is stamped with a 'S925' mark. SIZE:18X18mm,package:1PC USAGE:Use this ring blank to set your own raw stone or other stone to make your own ring! Adjustable R7-9:Fits any size while you wear these rings blanks comfortably on any fingers. GIFT-WORTHY:Jewelry is the perfect gift for the holidays, makes a sentimental surprise for any awesome lady. Great gifts for Mom or Grandma on Mother's Day, anniversary, birthday, or wedding celebration. 925 Sterling Silver 5 Claws Ring Blank Ring Base Setting for Irregular Gemstone Setting Handmade Jewelry DIY Ring for Women,material:925 sterling silver,size 18X18mm,finger size:adjustable US R7-9,weight:2.11g/pcpackage:1PC