From Wayne Sayles vcoins store:
http://www.vcoins.com/ancient/sayles/store/dynamicIndex.asp


                  Egypt, Alexandria: Nero / Zeus Olympias

                  Year 14 (AD 67-8). Bn tetradrachm , 24mm, 12.5 gm. Radiate 
                  bust of Nero to left / Laureate bust of Zeus to right. VF, 
                  Emmett 135(14). Good portraits both sides.

                        Price 
                          US$ 130  € 106.33
                         £ 71.76
                         AUD$ 172.29
                         CHF 163.08
                         CAD$ 162.32

                        Rates for 6/3/2005