Gordian III AE22 of Markianopolis. 

M ANT GORDIANOC AVG, laureate, draped bust right.
MARKIANOPOLITWN, the three Graces dancing together, the left 
one holding a kantharos. 

Varbanov 1908 (this coin).Courtesy of Antike Muenzen Auction, 2001. Added Sept. 2011.