Countermark

https://rpc.ashmus.ox.ac.uk/countermark/211 
GIC 90
laureate bust r.
circular 
6 mm 
 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC IV, 1275 (temporary) Show 1589 1 4.2
RPC IV, 1278 (temporary) Show 1586 2 4.2
RPC IV, 11397 (temporary) Show 1578 2 4.2