Large red and clear swirled pattern Glass sphere on a circular Wood base. China. The sphere in the picture is 11 inches in diameter and 13.5 inches in depth, ( including the wood base ). We have two other sizes of Glass spheres- a medium sphere 9 inches in diameter and 11.5 inches in depth, ( including the wood base ). £650. and a small sphere, 5 inches in diameter and 6.25 inches in depth, ( including a Perspex circular base ). £350.