Ring Style: Stackable Rings Features: Quick Ship Setting: Prong Stone Cut: Oval Stone Millimeter Measurement: 6 Mm Length, 4 Mm Width Metal Color: White Ring Gallery Height: 5.4mm Band Width: Care: Hand Wash Stone Type: 1 Genuine Onyx, 18 Lab Created Sapphire Authenticity: Genuine Stone 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.