Sterling Silver with Clear Oval Cubic Zirconia Leverback Earrings. An oval clear cubic zirconia solitaire is the focal point of these leverback earrings. Set in sterling silver, these earrings are a classic piece of jewelry. These earrings are available in white gold plated or 14K gold plated. Measurement 13mm 2 Leverback, Jewelry clasp Polished finish Imported Product Specifications 13mm Material & Care Gold-tone metal Clean with a soft cloth.