Earring Back: Friction Setting: Prong Stone Cut: Marquise Stone Millimeter Measurement: 6 Mm Width, 12 Mm Length Metal Color: White Earring Length: 31.7mm Earring Width: 6.7mm Care: Wipe Clean Stone Type: 2 Genuine Quartz, 48 Lab Created Sapphire Authenticity: Genuine Stone 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.