Sterling Silver Cubic Zirconia Post Earrings - Measures 9.13x9.32mm Wide - in Sterling Silver - ::: Width of Item: 9.32 mm ::: Length of Item: 9.13 mm ::: Earring Closure: Post & Push Back ::: Earring Type: Button ::: Finish: Polished ::: Feature: Solid ::: ::: [ Potential Enhancement Methods: cubic zirconia ] - Synthetic. Some are covered with a product that makes the stone more durable. ::: [ Care and Handling: cubic zirconia ] - Clean with warm soapy water and a soft cloth. :::