Ring Style: Cocktail Rings Setting: Prong Shape: Butterfly, Animals Stone Cut: Pear Stone Millimeter Measurement: 6 Mm Length, 4 Mm Width Metal Color: White Ring Top Length: 5.1mm Ring Top Width: 11.6mm Band Width: 2mm Care: Wipe Clean Stone Type: 4 Genuine Blue Topaz, 12 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. Metal may be rhodium plated to enhance appearance and reduce tarnishing. Photos are enlarged to show detail.