For your consideration, here is a AFL-CIO Washington State Highway Department of Professional and Technical Engineers, Local 17 Token.  It dates to 1977 or some time prior to that.  The Washington State Highway Department changed its name to Washington State Department of Transportation in 1977.  It has some wear and tarnish on it.  It has a diameter of 1 3/8 inches.  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.  (310.98n-.4bx)