Earring Back: Friction Setting: Bezel Shape: Oval Stone Cut: Oval Stone Millimeter Measurement: 10 Mm Length, 6 Mm Width Metal Color: White Earring Length: 39.6mm Earring Width: 7.7mm Care: Wipe Clean Stone Type: 6 Lab Created Opal Authenticity: Lab Created Stone Birthstone: October 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.