From John Jencek's vcoins store. See http://www.ancient-coins.com/
                   

                  I837 NUMERIAN A.D. 283-284 

                  I837: NUMERIAN A.D. 283-284 : AE antoninianus. IMP C 
                  NVMERIANVS P F AVG / PIETAS AVGG. Pietas standing right, altar 
                  at feet. S 3435. XF 

                        Price 
                          US$ 70  € 57.81
                         £ 38.43
                         AUD$ 91.17
                         CHF 88.98
                         CAD$ 86.80

                        Rates for 6/15/2005