From the Calgarycoin vcoins store. See http://www.calgarycoin.com/

                   
                  Faustina Senior. AD 129 to 131 (life time issue). Silver 
                  denarius.


                  Denomination : Silver denarius. Mint : Rome. 
                  Date : AD 139

                  Reference : Sear-4667 
                  Size : 17.5 x 18.7 mm. Weight : 3.15 grams. 

                  Grade :  gF/aVF  
                  Obverse : Head of  Faustina Senior right, with FAVSTINA AVG 
                  ANTONINI AVG P P around (much of the inscription did not 
                  strike up properly).
                  Reverse : Concordia seated left, hohlding a palladium and 
                  sceptre, with CONCORDIA AVG around.  The reverse inscription 
                  can be read but is poorly struck.\
                  Coin of Faustina Sr. struck during here lifetime are much 
                  rarer than the later DIVA issues struck in commemoration of 
                  her.

                        Price 
                          US$ 59.50  € 48.62
                         £ 32.59
                         AUD$ 76.52
                         CHF 75.17
                         CAD$ 73.45

                        Rates for 6/20/2005