Features: Quick Ship Jewelry Closure: Spring Ring Clasp Setting: Prong Shape: Heart Stone Cut: Heart Stone Millimeter Measurement: 10 Mm Length, 10 Mm Width Metal Color: White Chain Length: 18 Inch Chain Gauge: 040 Pendant Length: 17.5mm Pendant Width: 16.5mm Chain Construction: Box Care: Wipe Clean Stone Type: 50 Lab Created Sapphire, 1 Lab Created Ruby Authenticity: Lab Created Stone Birthstone: July Birthstone Metal: Sterling Silver Necklace Type: Pendant Necklaces, Halo 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. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.