UNIQUE ACCESSORY: Simulated diamond earrings are a staple in classic fashion because they go with any outfit. But these earrings are made with solid 925 sterling silver basket mounting and have a 316 surgical stainless steel post. The post is double notched for extra security and have 7.00mm extra large backs for comfort and stability. This unique design and components are being patent pending in the US. EARRINGS WITH SWAROVSKI ZIRCONIA: These genuine Swarovski Zirconia earrings feature a stainless steel post. The round cut Swarovski Pure Brilliance Zirconia truly sparkles as the highest-quality cubic zirconia. These earring studs shine more than traditional cubic zirconia stud earrings. Swarovski zirconia is high quality, durable, and clear, making it the best choice for a simulated diamond. GREAT PRICE: NANA Jewels designed these stud earrings that look and feel like real diamond earrings for a fraction of the price. Swarovski Zirconia Pure Brilliance stones are cut with precision to shine like an actual diamond. Choose the number of carats you want in your simulated earrings. They are available in platinum plated, rose or yellow gold plating over Sterling Silver. HYPOALLERGENIC FOR SENSITIVE EARS: Many men and women are allergic to metals found in jewelry, However, this earring set features a 4-prong mount on Solid Sterling Silver with a 316 surgical stainless steel post to make these earrings as comfortable as possible for sensitive ears. 316 Surgical stainless steel reduces allergic reactions, so you don’t have to worry about itchy, swollen, or red earlobes. TINY STUDS WITH LOW PROFILE: Not only do these stud earrings look and feel like real diamonds, but they have a low profile. This lower setting reduces bulk and increases stability, keeping the stud earrings from snagging on clothes. Plus, these studs have a double notch post to keep your Swarovski Zirconia studs secured in place. No more worrying about losing a precious stone!