bonjour
je dirais environ 75 euro en l'état
RIC 543 Sear'88 #690
Nero AE As, Lyons mint. 66 AD. IMP NERO CAESAR AVG P MAX TR P PP, bare head right, globe at point of bust / S-C to left and right of Victory flying left, holding shield inscribed SPQR. RIC 543; BMC 381; WCN 593; Cohen 302.
http://www.wildwinds.com/coins/ric/nero/t.html