Jewelry Closure: Side Lock Clasp Link Construction: Solid Setting: Prong Shape: Heart Stone Cut: Heart Metal Color: White Chain Length: 17 Inch Chain Width: 1.05 Millimeters Pendant Length: 12.5mm Pendant Width: 23mm Chain Construction: Rope Care: Wipe Clean Stone Type: 1 Lab Created Ruby Authenticity: Lab Created Stone Birthstone: July 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. Photos are enlarged to show detail.