Ring Style: Cluster Rings Setting: Prong Stone Cut: Round Stone Millimeter Measurement: 6 Mm Length, 6 Mm Width Metal Color: Yellow Ring Gallery Height: 6.2mm Ring Top Length: 14.5mm Ring Top Width: 21.4mm Band Width: 2.5mm Care: Wipe Clean Stone Type: 9 Lab Created Opal, 10 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.