Faustina I AE Dupondius or As, posthumous issue, 27.3 mm, 12.10 gr. Rome.

DIVA AVGVSTA FAVSTINA, draped bust right.
PIETAS AVG, S-C across fields, Pietas standing left, 
dropping grain of incense onto candelabrum and holding 
box of incense.

RIC III 1192Aa; Cohen 241. 

With permission of H. D. Rauch GmbH, Auction 86, May 2010.