Claudius und Agrippina II, AE of Ephesos, Ionia. 49 - 50 AD. 12.91 g. 

QEO GAMIA, laureate head of Claudius right, facing draped bust of
Agrippina left.
EFESIA, cult statue of Artemis Ephesia facing. 

RPC 2620; BMC 208.

Courtesy of Helios Auction 5, June 2011