Countermark

https://rpc.ashmus.ox.ac.uk/countermark/1024 
GIC 832 .1
denominational mark Η
circular 
7 mm 
Uncertain (Uncertain)
cmk could be the same as GIC 821, or just possibly, one of the group of denominational cmks applied in Arabia 
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Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
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