Countermark

https://rpc.ashmus.ox.ac.uk/countermark/895 
GIC 764
denominational mark ·Β·
oval 
6 x 4 mm 
Uncertain (Uncertain)
might be a variant punch of GIC 762-3 or be a separate group 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC VIII, — (number not assigned), type ID 20189 Show 1406 1 8
RPC X, — (number not assigned), type ID 60994 Show 1982 2 10