Stones: Lab-created rubies and lab-created white sapphires Features: Quick Ship Earring Back: Hinged Setting: Prong Stone Cut: Round Metal Color: White Earring Length: 17mm Earring Width: 19mm Base Material: 100% Sterling Silver Care: Wipe Clean Authenticity: Lab Created Stone Birthstone: July Birthstone Earrings Style: Hoop Earrings Metal: Sterling Silver Country of Origin: Imported Gemstones may be treated and may require special care. Metal may be rhodium plated to enhance appearance and reduce tarnishing. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.