Nero & Agrippina II AV Aureus. 55 AD. 

NERO CLAUD DIVI F CAES AVG GERM IMP TR P COS, jugate busts of Nero and
 Agrippina. 
AGRIPP AVG DIVI CLAVD NERONIS CAES MATER, seated statues of 
Augustus and Claudius on car drawn left by four elephants left, 
EX S C above. 

RIC 6; BMC 7; Sear5 2042.

With permission of Numismatica Ars Classica, sold for 13,500 SFr.