Gordian III & Tranquillina AE 26mm. of Anchialus, Thrace. 

AVT K M ANT GORDIANOC AVG CEB-TRANKVL-LEINA, laureate, 
draped bust of Gordian III right facing draped bust of
Tranquillina left.
OVLPIANWN AGXIALEWN, Homonoia standing left, holding
patera and cornucopiae.

Varbanov 714 (this coin).

Malter Galleries sale, ca. 2009.