For your consideration, here is a 1979 Standard Oil of California 100 Year Anniversary Bronze Medallion, no. 33504 of 50000. It has a little wear on it on the bottom surface.

It has a diameter of 3 inches. Inscribed on the edge is "(c) 1979 MEDALLIC ART CO. - DANBURY, CT - BRONZE 33504 / 50000." It was designed by Primo Angeli. Item pictured is the actual item up for sale and comes from a non-smoking household. (182.780e-1.0sb)