Ring Style: Cocktail Rings Setting: Prong Stone Cut: Round Stone Millimeter Measurement: 9 Mm Length, 9 Mm Width Metal Color: White Ring Gallery Height: 6.5mm Ring Top Length: 20.5mm Ring Top Width: 21.6mm Band Width: Care: Wipe Clean Stone Type: 1 Lab Created Opal, 44 Lab Created Sapphire Authenticity: Lab Created Stone Birthstone: October Birthstone Metal: 10k White Gold, 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.