Ring Style: Cocktail Rings Features: Quick Ship Setting: Prong Shape: Oval Stone Cut: Oval Stone Millimeter Measurement: 7 Mm Width, 9 Mm Length Metal Color: White Ring Gallery Height: 8.5mm Ring Top Length: 13.7mm Ring Top Width: 12mm Band Width: 3.5mm Care: Wipe Clean Stone Type: 1 Genuine Opal, 56 Genuine Spinel Authenticity: Genuine 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.