From the Nemesis Ancient Coins vcoins.com store:
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                  GORDIAN III AE HADRIANOPOLIS - Zeus 


                  Obverse: Bust of Gordian III  facing right 
                  Reverse: Zeus seated left, holding patera and sceptre, eagle 
                  in front. 
                  26 mm - 11.0 gm



                        Price 
                          US$ 39.99  € 31.88
                         £ 21.71
                         AUD$ 52.28
                         CHF 49.14
                         CAD$ 47.52

                        Rates for 9/2/2005