From the ancientbyways vcoins store.
See http://www.copperpenny.com/


            Nero  54-68AD, 
            Roman Egypt Billion Tetradrachm
            Galley sailing R
            C113; BMC 177; Milne 273
            Price 
                    $ 185   € 151,31
                    £ 102,12

                  Rates for 6/3/2005