AE quadrans, 16mm, anonymous issue, time of Domitian to Ant. Pius, 
AD 81-161. 2.86 g. 

Draped bust of Mercury left, wearing winged petasos; caduceus 
over shoulder.
S-C, rooster standing right. 

RIC 30

With permission of Roma Numismatics, Aug. 2016
Auction XII, lot 703.
Estimate £300.