Gordian III AE29 of Neocaesarea, Pontus. AD 238-244). Dated year 178 (AD 241-242). 

AY K M ANT GORDIANOC, laureate, draped and cuirassed bust right. 
KOIN PONT MH NEOKAI around, ET ROH below, prize crown containing two palm branches.

SNG Righetti 575.

With permission of Bertolami Fine Arts, auction 43, lot 311.