Faustina II, AE20 of Derbe, Lycaonia. 5.4 g. 

FAYCTEINA CEBACTH, draped bust left.
KLAY DERB KOI LYKAONIAS, Tyche standing left, holding
rudder and cornucopiae.

Lindgren I 1375 (this coin); von Aulock Lykaonien 78.

Ex Frank Kovacs Collection. 
Very rare.

Contributed by Mark Dunning, Sept. 2015.