Countermark

https://rpc.ashmus.ox.ac.uk/countermark/1113 
RPC I index 80
monogram GRA in rectangular punch
For a table of the Spanish countermarks, see here

Coins with this countermark

Number Image TypeNumber CoinNumber VolumeNumber
RPC I, 429 Show 429 3 1
RPC I, 429 Show 429 11 1
RPC I, 429 Show 429 22 1
RPC I, 429 Show 429 23 1
RPC I, 429 Show 429 31 1
RPC I, 429 Show 429 33 1
RPC I, 429 Show 429 42 1
RPC I, 429 Show 429 61 1
RPC I, 429 Show 429 64 1
RPC I, 429 Show 429 72 1
RPC I, 429 Show 429 73 1
RPC I, 429 Show 429 78 1
RPC I, 429 Show 429 79 1
RPC I, 429 Show 429 85 1
RPC I, 429 Show 429 101 1
RPC I, 429 Show 429 102 1
RPC I, 429 Show 429 104 1
RPC I, 429 Show 429 108 1