From the Amphora Coins vcoins.com store:

 Agrippa II BIG Nero Bronze, Hendin-581

 Agrippa II, 55-95 AD, struck with the portrait of Nero, 54-68 
 AD, full denomination bronze of 23.3 mm, 13.76 grams. Laureate 
 bust Nero right, lituus beneath chin/ Wreath with Greek legend 
 naming BOTH Agrippa II and Nero within. Hendin 581. 

Price 
 US$ 400  € 322.60
£ 217.61
AUD$ 518.88
CHF 497.80
CAD$ 472.96

Rates for 9/8/2005