10k Tiara Collection 7mm Polished Cubic Zirconia Earrings - in 10k Yellow Gold - JewelryWeb Style: QTE398284Y - FREE gift-ready jewelry box - Measures 6.94x6.58mm WideWidth of Item: 6.58 mmLength of Item: 6.94 mmEarring Closure: Post & Push BackEarring Type: StudFinish: PolishedFeature: 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.