Pendant have Valley ball design.
Ball is one solid piece 10 mm diametr. Wall thickness 0.6 mm. Рole diameter is 2.0mm. It is good for 3d printing.Metal Weight is in image.
Also I can make other sizes. I am an experienced 8 year designer and jewelry manufacturer. All my designs have been test printed(or cuted on cnc) and used for manufacturing for individual piece.