Anonymous AE17. AD 138-180. Time of Ant. Pius to Marcus Aurelius. 2.34 g. Mines issue.

Draped female bust right
METAL-AVRELIA-NIS in three lines within wreath. 

RIC 1255 (Marcus Aurelius); Woytek, Metalla VIII. 
Rare 
With permission of Pecunem & Gitbud & Naumann - Auction 26, Dec. 2014.
Estimate 75 Euros.