Ring Style: Cocktail Rings Features: Quick Ship Setting: Prong Stone Cut: Cushion Stone Millimeter Measurement: 7 Mm Length, 7 Mm Width Metal Color: White Ring Gallery Height: 6.3mm Band Width: Care: Wipe Clean Stone Type: 1 Lab Created Opal, 12 Lab Created Sapphire Authenticity: Lab Created Stone Birthstone: October Birthstone 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.