Ring Style: Halo Rings, Cocktail Rings Features: Quick Ship Setting: Prong Shape: Oval Stone Cut: Oval Stone Millimeter Measurement: 8 Mm Length, 6 Mm Width Metal Color: White Ring Gallery Height: 6.8mm Ring Top Length: 10.5mm Ring Top Width: 17.2mm Band Width: 2mm Care: Wipe Clean Stone Type: 58 Lab Created Sapphire, 1 Genuine Opal, 2 Genuine Tanzanite 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.