Features: Quick Ship Jewelry Closure: Spring Ring Clasp Setting: Prong Stone Cut: Cushion Stone Millimeter Measurement: 8 Mm Width, 8 Mm Length Metal Color: Yellow Chain Length: 18 Inch Pendant Length: 18mm Pendant Width: 13mm Chain Construction: Box Care: Wipe Clean Stone Type: 20 Lab Created Sapphire, 1 Simulated Emerald Authenticity: Simulated Stone Birthstone: May Birthstone Metal: 14k Gold Over 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.