Countermark

https://rpc.ashmus.ox.ac.uk/countermark/1600 
GIC —
ΝΕ
rectangular 
c. 5 x 4 mm 
Uncertain (Uncertain)
Split from GIC 623 as this one is on a silver, late Hellenistic coin from the Peloponnese, whereas 623 is on a leaded bronze coin from Domitian times from Thessalonica 
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Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
Show 84