Gordian III, AE28, Edessa, Mesopotamia. 15.8gm.

AVTOK K M ANT GORDIANOC CEB, laureate, draped, cuirassed bust right.
MHT KOL EDECCHNWN, Turreted and veiled bust of Tyche left, small 
statue of Aquarius on pedestal before. 

Babelon 86; BMC 128-130
 
Contributed by Helen of forumancientcoins.com, April 2013.