Countermark

https://rpc.ashmus.ox.ac.uk/countermark/167 
GIC 46
uncertain letters?, laureate head r.
oval 
7 x 5.5 mm 
GIC 114.1 might be the same cmk? The shape and size of the punch is the same. 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC II, 2264 Show 2264 15 2
RPC II, 2272 Show 2272 7 2
RPC II, 2272 Show 2272 13 2