Ring Style: Single Center Rings, Bypass Rings, Cocktail Rings Setting: Prong Shape: Round Stone Cut: Round Stone Millimeter Measurement: 8 Mm Length, 8 Mm Width Metal Color: Yellow Ring Gallery Height: 7.3mm Ring Top Length: 7.4mm Ring Top Width: 7.4mm Band Width: Care: Wipe Clean Stone Type: 1 Genuine Onyx, 12 Lab Created Sapphire Authenticity: Genuine Stone Metal: 10k 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.