Countermark

https://rpc.ashmus.ox.ac.uk/countermark/575 
GIC 454 i
star of six rays
circular 
6 mm 
Uncertain (Uncertain)
applied to S C series coins of Claudius 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC I, 4272 Show 4272 28 1