Piece of jewelry with mobile elements

Ring-shaped article of jewelry, comprising an outer peripheral wall, an inner peripheral wall, an upper ring and a lower ring forming between them an annular enclosed space closed upon itself, with at least part of the outer peripheral wall and/or inner peripheral wall defining at least in part the enclosed space being transparent;

• the enclosed space containing at least one decorative element free to move therein, wherein the decorative element or elements comprise one or more precious or semi-precious stones mounted in a setting.