Countermark

https://rpc.ashmus.ox.ac.uk/countermark/253 
GIC 125
male bust r.
circular 
8 mm 
sometimes on reverse; applied with GIC 770, sometimes on same side, other times on different sides 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
Show 135
Show 441
Show 215
Show 2
Show 444
Show 447
Show 445
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Show 333
Show 452
Show 453
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Show 192
Show 193