Features: Quick Ship Jewelry Closure: Spring Ring Clasp Link Construction: Hollow Setting: Prong Shape: Heart Stone Cut: Heart Stone Millimeter Measurement: 7 Mm Width, 7 Mm Length Metal Color: White Chain Length: 18 Inch Chain Width: 1 Millimeters Pendant Length: 16.3mm Pendant Width: 9.7mm Chain Construction: Cable Care: Wipe Clean Stone Type: 1 Genuine Aquamarine Authenticity: Genuine Stone Birthstone: March Birthstone Metal: Sterling 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.