Included: 1 Pendant(s), 1 Chain(s) Jewelry Closure: Spring Ring Clasp Setting: Prong Stone Cut: Round Stone Millimeter Measurement: 2.4 Mm Length Metal Color: White Chain Length: 18 Inch Chain Width: .7 Millimeters Pendant Length: 20mm Pendant Width: 13.8mm Chain Construction: Rope Care: Wipe Clean Stone Type: 17 Lab Created Emerald 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.