From the Beast Coins vcoins store:
  
   Nero, AR Tetradrachm - Alexandria, Year 13, Bust of Roma 
 (Emmett Population 1)

 Nero, AR Tetradrachm, 66/67, Year 13, Egypt-Alexandria
 NERW [KLAU KAIS] SEB GER
 Radiate, draped, cuirassed bust right, seen from behind
 AUTOKRA
 Helmeted, cuirassed bust of Roma right
 LIG in right field (regnal year 13)
 23mm x 24mm, 12.08g
 Emmett 131 (Population 1)

Price 
 US$ 220  € 179.94
£ 121.44
AUD$ 291.57
CHF 275.99
CAD$ 274.69

Rates for 6/3/2005