For your consideration, here is an Aloha State Games Metal Medallion.  It has some wear on it.  It has a diameter of 2 3/8 inches.  It is 1/8 of an inch thick.  It will be mailed in a box for protection.  Item pictured is the actual item up for sale and comes from a non-smoking household.  (700.10c18a-.8bx1)