Countermark

https://rpc.ashmus.ox.ac.uk/countermark/1216 
RPC I index —
flower or star shape of 6 rays in shaped punch
For a table of the Spanish countermarks, see here. 
List of countermarks View on a map

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC I, 108 Show 108 426 1
RPC I, 108 Show 108 427 1
RPC I, 108 Show 108 445 1