Features: Adjustable Chain Jewelry Closure: Lobster Clasp Setting: Prong Stone Cut: Pear Stone Millimeter Measurement: 10 Mm Length, 7 Mm Width Metal Color: White Chain Length: 16 Inch Extender Length: 3 Inch Chain Construction: Cable Care: Hand Wash, Wipe Clean Stone Type: 67 Lab Created Sapphire Authenticity: Lab Created Stone Metal: Sterling Silver Necklace Type: Pendant Necklaces, Tennis 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. Photos are enlarged to show detail.