2-1/8" with striking artwork of naked African American female holding phallic lance on rearing horse with tiny inscription repeating the group name on its lower neck. Between the horse's legs are tiny ©1979 date along with names of the artists but not entirely readable. The first name of the first artist appears to be "Wes" while the second name of the second artist appears to be "Sonntag." Button is the only example we found in the Marshall Levin Collection and comes with Hake's COA. Mint as made.