Faustina II, AE26 of Ilion, Troas. 

FAYCTINA CEBACT, draped bust right.
DIA IDAION ILIEIC, Zeus Idaios seated right, holding 
sceptre and Palladium. 

Bellinger T168; SNG München 250; SNG von Aulock 1534 (same dies).
Auction 266, Lot: 233. Estimate $100.
Sold for $170. 
Used with permission of CNG coins, www.cngcoins.com