Features: Quick Ship Jewelry Closure: Spring Ring Clasp Setting: Prong Stone Cut: Round Metal Color: White Chain Length: 18 Inch Chain Construction: Cable Care: Wipe Clean Stone Type: 11 Lab Created Sapphire Authenticity: Lab Created Stone Birthstone: September Birthstone Metal: Sterling Silver Necklace Type: Collar Necklaces 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.