Ring Style: Side Stone Rings, Crossover Rings Setting: Prong Stone Cut: Oval Stone Millimeter Measurement: 6 Mm Width, 8 Mm Length Metal Color: Yellow Ring Gallery Height: 3.3mm Band Width: Care: Wipe Clean Stone Type: 1 Lab Created Opal, 24 Lab Created Sapphire Authenticity: Lab Created Stone Birthstone: October Birthstone Metal: 14k Gold Over 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.