Countermark

https://rpc.ashmus.ox.ac.uk/countermark/1537 
GIC —
LII (or CH?)
rectangular 
6 x 3 mm 
Uncertain (Uncertain)
An interpretation of Legio II Augusta, is problematic as but this unit was primarily stationed in Britain. 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
Show 236