Countermark

https://rpc.ashmus.ox.ac.uk/countermark/901 
GIC 771
denominational mark Γ
triangular 
4 x 4 x 4 mm 
Uncertain mint of Bithynia (Bithynia)
on coins of Heracleia and Tium 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC VII.2, 2070 Show 2070 6 7.2
RPC V.2, — (number not assigned), type ID 71927 Show 100 3 5.2
RPC V.2, — (number not assigned), type ID 72525 Show 244 3 5.2
RPC X, — (number not assigned), type ID 87533 Show 2557 8 10