Gordian III & Tranquillina AE26 of Anchialus, Thrace. 

AVT K M ANT GORDIANOC AVG CAB CEB TPANKVLEINA, 
draped busts face to face 
OVPIANWN AGXIALEWN, Nemesis standing left with scales & 
wheel at feet. 

cf Moushmov 2952.
Varbanov 722 (this coin).

Price $65.

By Permission of ancientcoinart.com, March 2002.