Pearl Stud Earrings - Swarovski Pearls, 925/10 Sterling Silver ear posts Model # MJ-E50 Colors : - Dark Grey, Iridescent Green, Rose Gold, Iridescent Purple. This handmade stud earring uses Swarovski 8mm pearls and 925/10 Sterling Silver ear posts. Comes with translucent stopper at the back. Designed by Martiana Jewelry.