Ring Style: Halo Rings, Side Stone Rings, Cocktail Rings Setting: Prong Shape: Oval Stone Cut: Oval Stone Millimeter Measurement: 9 Mm Length, 7 Mm Width Metal Color: White Care: Wipe Clean Stone Type: 1 Genuine Blue Topaz, 28 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. Photos are enlarged to show detail. Set with genuine gemstones from Swarovski