Gordian III AE of Kolophon, Ionia. 5.73 g. AYT K M ANT GORDIANOC, laureate, draped, cuirassed bust right. KOLOFWNIWN, Serapis seated left, holding corn-ears and sceptre, Cerberus at feet. RPC 352; Milne 223. Courtesy of Helios Auction 5, June 2011