Features: Mom Jewelry Jewelry Closure: Spring Ring Clasp Setting: Prong Shape: Heart, Flower Stone Cut: Pear Stone Millimeter Measurement: 3 Mm Width, 4 Mm Length Metal Color: White Chain Length: 18 Inch Pendant Length: 30.7mm Pendant Width: 23.8mm Chain Construction: Rope Care: Hand Wash Stone Type: 5 Lab Created Emerald, 75 Lab Created Sapphire Authenticity: Lab Created Stone Birthstone: May 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.