Stones: Genuine Swiss blue topaz Other Stones: Lab-created white sapphires Gallery Height: 7mm Ring Style: Cocktail Rings Features: Quick Ship Stone Cut: Cushion Metal Color: White Care: Wipe Clean Authenticity: Genuine Stone Birthstone: December 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.