➤ First picture shows 925 silver ring with black and rose gold accents plating. Accent gems are natural blue sapphires and green onyx; main gemstone is a stunning raw black opal.♥ Please note that each raw gemstone is unique, it will vary in flashes of color play and shape.♥ The design can be made with gemstones of your choosing♥ Each order will be gift wrapped beautifully♥ QUALITY: Each item is stamped according to US regulations. MATERIALS & SPECS:♥ Ring Size: All sizes will be made to orderMain Metal: 925 Sterling Silver (14-18K solid gold if picked from the menu)Main Stone: around 13x12 mm raw natural Rainbow opal - we pick ONLY best gemstones with lots of flashes and fire in the stone but each stone will be different in shape and color because they are all NATURAL. Please expect some stones to have rough edges or bottom, the top will always be nice and colorful. Main Stone Origin: EthiopiaTreatment: smokedSecondary Stones: natural blue sapphire and green onyxPlating: black rhodium & rose gold (or depending on option from the list)