Faustina I, wife of Antoninus Pius (died 140 A.D.) - Copper As - 26mm, 9.59gr
Obverse - DIVA FAVSTINA
Faustina, her diademed and draped bust right.
Reverse - AVGVSTA, S C
Juno standing left, raising , right hand and holding scepter.

Minted in Rome between 147 and 161 A.D.

Reference:
Mattingley, H. & Sydenham, E.A., "Roman Imperial Coinage", Volume 3 (RIC), p167, nr. 1177
Suarez, R., "Encyclopedia of Roman Imperial Coins II" (ERIC II),  unlisted (B2, O8, R3, T74)

Quality: Fine+
Rarity: Scarce