Countermark

https://rpc.ashmus.ox.ac.uk/countermark/164 
GIC 43
ΓΟ(Ρ), Gordian III, bust r.
circular (or slightly oval) 
7.5 mm 
one instance of ΓΟΡ 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC VII.2, 2173 Show 2173 3 7.2
RPC VII.2, 2162 Show 2162 2 7.2
RPC VII.2, 2158 Show 2158 1 7.2
RPC VII.2, 2173 Show 2173 4 7.2
RPC VII.2, 2156 Show 2156 1 7.2
RPC VII.2, 2171 Show 2171 1 7.2
RPC VII.2, 2173 Show 2173 7 7.2
RPC VII.2, 2170 Show 2170 1 7.2
RPC VI, 3634 (temporary) Show 2954 1 6
RPC VI, 3635 (temporary) Show 2953 2 6
RPC VI, 3633 (temporary) Show 2952 1 6
RPC VI, 3631 (temporary) Show 2950 1 6
RPC VI, 3627 (temporary) Show 2943 1 6
RPC VII.2, 2173 Show 2173 6 7.2
RPC VII.2, 2162 Show 2162 1 7.2
RPC VII.2, 2163 Show 2163 1 7.2
RPC VII.2, 2165 Show 2165 1 7.2
RPC VII.2, 2172 Show 2172 2 7.2
RPC VII.2, 2164 Show 2164 1 7.2
RPC VII.2, 2170 Show 2170 2 7.2
Show 45
RPC VI, 30064 (temporary) Show 2946 1 6
RPC VI, 3627 (temporary) Show 2943 6 6
RPC VI, 3635 (temporary) Show 2953 1 6
RPC VI, 30582 (temporary) Show 2955 1 6
RPC IV, 4913 (temporary) Show 4274 9 4.1