Countermark

https://rpc.ashmus.ox.ac.uk/countermark/958 
GIC 844
ANTO C I V (or VI), laureate head of M. Aurelius, facing l. or r. (on silver coins)
Koinon of Cyprus (Cyprus)
as 844i and 844ii 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber