Add a burst of color to your outfit with these captivating button stud earrings blazing in gemstones. Stones: 5mm round lab-created opals Other Stones: 1.1mm round lab-created white sapphires Dimensions: 6.55x6.4mm Features: Quick Ship Earring Back: Post Setting: Prong Stone Cut: Round Metal Color: Yellow Care: Wipe Clean Authenticity: Lab Created Stone Birthstone: October Birthstone Earrings Style: Stud Earrings Metal: 10k Gold 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.