Features: Nickel Free, Quick Ship Earring Back: Post Setting: Bezel Stone Cut: Round Stone Millimeter Measurement: 5.4 Mm Width Metal Color: White Earring Length: 10.5mm Earring Width: 10.5mm Care: Hand Wash Stone Type: 42 Lab Created Sapphire Authenticity: Lab Created Stone Earrings Style: Stud 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. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.