Pro Jewelry .925 Sterling Silver "Bowtie w/ CZ Center" Stud Earrings for Children & Women EES JB 2092 Quantity: 1 Pair Size: 10mm x 11.3mm Post: 11.6mm conversion : 1 inch = 25.4mm or 1mm = 0.0393 inch Hypoallergenic / Nickel Free Material: Sterling Silver 925 Stamped