Crispina - Augusta 178-182, Wife of Commodus
Silver Denarius - 16.46mm, 2.31g
Obverse
CRISPINA AVGVSTA
Crispina, her draped bust right, hair in round coil at back.
Reverse
CONCORDIA
Concordia standing left, holding patera and cornucopiae.

The image below was photographed by Jeroen van der Meulen from RomanCoinShop. The image above is my own scan.
Minted in Rome in 180-182 A.D.

Reference:
Mattingley, H. & Sydenham, E.A., "Roman Imperial Coinage", Volume 3 (RIC), p399, nr. 278. (under Commodus)
Sear, David R., "Roman Coins and their Values" (RCV Millennium Edition), Volume 2, p421, nr. 5596.
Cohen, H, "Descriptions Historique des Monnaies frappees sous l'Empire Romain" (C), Volume 3, p382, nr. 5.
Seaby, H.A. & Loosley, R., "Roman Silver Coins" (RSC), Volume 2, p255, nr. 5.
Mattingly, Carson & Hill, "Coins of the Roman Empire in the British Museum", Vol 4 (BMC), p695, nr. 36 (under Commodus).
Suarez, R., "Encyclopedia of Roman Imperial Coins II" (ERIC II),  p288, nr.15 (B2, O4, R2, T7)
Suarez, R., "Encyclopedia of Roman Imperial Coins II" (ERIC II-digital),  p242, nr.15 (B2, O4, R2, T7)
Van Meter, D., "Handbook of Roman Imperial Coins" (VM), p169, nr.4/1.
Kampmann, U., "Die Münzen der Römischen Kaiserzeit", 2nd. revised edition (Kampmann), p200, nr.42.6.1

Quality: Fine
Rarity: C (Common)