Features: Quick Ship Jewelry Closure: Lobster Clasp Setting: Bead Stone Cut: Fancy Stone Millimeter Measurement: 11.53 Mm Length, 5.16 Mm Width Metal Color: White Chain Length: 17 Inch Extender Length: 2 Inch Pendant Length: 19mm Pendant Width: 8.4mm Chain Construction: Cable Care: Wipe Clean Stone Type: 8 Genuine Aquamarine Authenticity: Genuine Stone Birthstone: March Birthstone Metal: Sterling Silver Necklace Type: Beaded Necklaces Pendant & Charms Type: Beads 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.