Countermark

https://rpc.ashmus.ox.ac.uk/countermark/610 
GIC 485
?, 'vase' or 'cantharos' (sometimes in punch with serrated edge)
circular 
6 mm 
 

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC III, 680 Show 680 4 3
RPC IV, 9325 (temporary) Show 2215 5 4.1
RPC IV, 9325 (temporary) Show 2215 3 4.1
RPC IV, 9325 (temporary) Show 2215 7 4.1
RPC IV, 9325 (temporary) Show 2215 8 4.1