Earring Back: Friction Setting: Prong Stone Cut: Round Stone Millimeter Measurement: 5 Mm Width, 5 Mm Length Metal Color: White Earring Length: 17.8mm Earring Width: 9.5mm Care: Wipe Clean Stone Type: 24 Lab Created Sapphire, 2 Lab Created Emerald Authenticity: Lab Created Stone Birthstone: May Birthstone Earrings Style: Drop Earrings Metal: Sterling Silver 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.