Earring Back: Hinged Setting: Prong Shape: Oval Stone Cut: Oval Stone Millimeter Measurement: 7 Mm Length, 5 Mm Width Metal Color: Yellow Earring Length: 21mm Earring Width: 5.7mm Care: Wipe Clean Stone Type: 16 Lab Created Sapphire, 2 Genuine Onyx Authenticity: Genuine Stone Earrings Type: Post Earrings Earrings Style: Hoop Earrings Metal: Sterling Silver, 10k Gold 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.