Countermark

https://rpc.ashmus.ox.ac.uk/countermark/618 
GIC 493
?, 'concentric circles'
circular 
7 mm 
Samos (Ionia)
 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC I, 2681 Show 2681 20 1