Features: Mom Jewelry Jewelry Closure: Spring Ring Clasp Setting: Bezel Shape: Circle Stone Cut: Heart Stone Millimeter Measurement: 5 Mm Length, 5 Mm Width Metal Color: White Chain Length: 18 Inch Pendant Length: 32.9mm Pendant Width: 25.9mm Chain Construction: Rope Care: Hand Wash Stone Type: 51 Lab Created Sapphire, 2 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.