Ring Style: Cocktail Rings Features: Quick Ship Setting: Prong Stone Cut: Oval Stone Millimeter Measurement: 12 Mm Length, 10 Mm Width Metal Color: Yellow Ring Gallery Height: 6mm Ring Top Length: 10.5mm Ring Top Width: 16mm Stone Treatment: Color Enhanced Band Width: 4.5mm Care: Wipe Clean Stone Type: 1 Genuine Amethyst, 6 Genuine Tanzanite Authenticity: Genuine Stone Birthstone: February Birthstone Metal: 14k 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.