Pro Jewelry .925 Sterling Silver "CZ Music Note" Stud Earrings for Children & Women EES JB 2069 Quantity: 1 Pair Size: 9.8mm x 7.4mm Post: 11.6mm conversion : 1 inch = 25.4mm or 1mm = 0.0393 inch Hypoallergenic / Nickel Free Material: Sterling Silver 925 Stamped