Bulgari, black ceramic ring, - B.Zero 1 series, AN855563. The B.zero1 ring draws inspiration from the world-famous amphitheater, the Colosseum, highlighting a creative perspective. Its unique and pure spiral shape symbolizes the harmonious inheritance of the past, present and future, which is reflected in the magnificent Eternal City. B.zero1 series four-ring ring, 18K rose gold, decorated with black ceramic. Unused, brand new, complete set, box and certificate Only two size: 51, 53