For your consideration, here is an Only On Weekends Ask Me About Rust-Oleum Promotional Pinback Button, Pin.  The button has a diameter of 2 1/4 inches.  It has a little wear on it.  The back has some tarnish on it.  Item pictured is the actual item up for sale and comes from a non-smoking household.  (694.7c9c-.3px1)