Countermark

https://rpc.ashmus.ox.ac.uk/countermark/51 
GIC 834
denominational mark I
circular 
6 mm 
either Nicaea or Nicomedia 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC X, — (number not assigned), type ID 74441 Show 830 3 10
RPC X, — (number not assigned), type ID 74441 Show 830 2 10
RPC X, — (number not assigned), type ID 74650 Show 945 3 10
RPC X, — (number not assigned), type ID 74440 Show 829 4 10
RPC X, — (number not assigned), type ID 74650 Show 945 4 10
RPC X, — (number not assigned), type ID 74650 Show 945 10 10