Nero and Agrippina II, AR tetradrachm of Antioch, Syria. 54-68 AD. 
14.70 gm, Dated Year 3 = AD 56-57. 

NERWN KLAYDIOY QEOY YI KAISAROS SEB, laureate head right.
AGRIPPEINHS SEBASTHA, draped bust of Agrippina right, G ER in right field.

RPC 4175; BMC 187. 
Rare.

With permission of Pegasi Numismatics, sale 33, lot 208, Aug. 2014.