Stones: Lab-created blue aquamarine Closure: Spring-ring Pendant Size: 7x7mm Features: Quick Ship Shape: Round Stone Cut: Round Metal Color: White Chain Length: 18 Inch Chain Construction: Cable Care: Wipe Clean Authenticity: Lab Created Stone Birthstone: March Birthstone Metal: Sterling Silver Necklace Type: Pendant 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.