Features: Nickel Free, Quick Ship Jewelry Closure: Spring Ring Clasp Link Construction: Solid Setting: Prong Stone Cut: Pear Stone Millimeter Measurement: 8 Mm Width, 12 Mm Length Metal Color: White Chain Length: 18 Inch Chain Width: 2 Millimeters Pendant Length: 21mm Pendant Width: 11mm Stone Treatment: Dyed Chain Construction: Cable Care: Wipe Clean Stone Type: 1 Genuine Onyx, 36 Genuine Topaz Authenticity: Genuine Stone Metal: Sterling Silver Necklace Type: Y 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.