Countermark

https://rpc.ashmus.ox.ac.uk/countermark/912 
GIC 785
denominational mark Δ
circular 
6 mm 
Deultum (Thrace)
Δ has serif at each corner 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC VI, 747 (temporary) Show 762 13 6