Features: Quick Ship Earring Back: Post Setting: Bezel Stone Cut: Round Stone Millimeter Measurement: 5.5 Mm Width, 5.5 Mm Length Metal Color: Yellow Earring Length: 7.3mm Earring Width: 7.3mm Care: Wipe Clean Stone Type: 2 Genuine Onyx Authenticity: Genuine Stone Earrings Style: Stud Earrings Metal: 18k Gold Over 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. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.