Ring Style: Single Center Rings, Side Stone Rings, Cocktail Rings Features: Quick Ship Setting: Prong Shape: Oval Stone Cut: Oval Stone Millimeter Measurement: 10 Mm Length, 8 Mm Width Metal Color: White Ring Gallery Height: 25mm Band Width: 7.5mm Care: Wipe Clean Stone Type: 1 Genuine Blue Topaz, 14 Lab Created Sapphire Authenticity: Genuine Stone Birthstone: December Birthstone Metal: Sterling Silver Country of Origin: Imported Gemstones may be treated and may require special care. Ring cannot be sized. 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.