Title: Greenstone polyhedron inscribed with letters of the Greek alphabet
Date Created: 2nd–1st century B.C.
Physical Dimensions: Width (point to point greatest width): 3 3/8 in., 22.9oz. (8.6 cm, 647.9g)
Width (point to point smallest): 3 5/16 in. (8.4 cm)
Width (Side to side): 2 13/16 in. (7.2 cm)