Features: Adjustable Chain, Quick Ship, Celestial Jewelry Jewelry Closure: Spring Ring Clasp Setting: Prong Shape: Star Stone Cut: Round Metal Color: White Chain Length: 16 Inch Extender Length: 2 Inch Pendant Length: 17.3mm Pendant Width: 20.3mm Chain Construction: Rope Care: Wipe Clean Stone Type: 48 Lab Created Sapphire, 1 Lab Created Opal Authenticity: Lab Created Stone Birthstone: October Birthstone Metal: Sterling Silver Necklace Type: Pendant Necklaces Pendant & Charms Type: Pendants 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.