50mm or approximately 2 inches across, almost an 1-1/2 inches in thickness and weighing in at 2 oz. of crystal. Machine cut and polished Fluted edged round, flat with facets both front and back. Star shaped facets radiating out from the star cut in the center. Combining the center star with the overall star shaped cuts makes for a dramatic suncatcher. You will be please with the quality of this piece. There is a hole at the top to hang it by. Your prism will come gift boxed with a bow as pictured. Beads and hanging filament included.