Nero, AE of Nysa, Lydia. 54-68 AD. 3.56 g. 

NERWN KAISAR, bare head right. 
NYSAEWN, bust of Mên right, wearing Phrygian cap, crescent
behind bust. 

RPC 2669. BMC 29. 

Courtesy of Helios Auction 5, June 2010, lot 816