Features: Mom Jewelry Jewelry Closure: Spring Ring Clasp Link Construction: Solid Setting: Prong Shape: Heart Stone Cut: Heart Stone Millimeter Measurement: 1 Mm Width, 5 Mm Length Metal Color: White Chain Length: 18 Inch Pendant Length: 28.9mm Pendant Width: 22.2mm Chain Construction: Rope Care: Hand Wash Stone Type: 45 Genuine Amethyst, 32 Lab Created Sapphire Authenticity: Genuine Stone Birthstone: February 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.