Countermark

https://rpc.ashmus.ox.ac.uk/countermark/130 
GIC 12 ii
Helios (?), radiate head l.; on obverse
circular (or slightly oval) 
6 mm 
 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC VII.2, 3334 Show 3334 15 7.2