Ring Style: Cocktail Rings, 3-Stone Rings Features: Quick Ship Setting: Prong Shape: Flower Stone Cut: Marquise Stone Millimeter Measurement: 5 Mm Length, 2 Mm Width Metal Color: Yellow Care: Wipe Clean Stone Type: 1 Lab Created Sapphire, 7 Genuine Blue Topaz, 7 Lab Created Opal Authenticity: Genuine Stone Birthstone: October Birthstone Metal: 18k Gold Over Silver Ring Size: 7 Country of Origin: Imported 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. Set with genuine gemstones from Swarovski