Peru 1/2 sol de oro km 247 vs 260

3 posts
Good day,

I wonder how to distinguish between these two coins.
The photos and descriptions on Numista seem to be identical.
The first is described as "large coat of arms", the other is "small coat of arms", but there is no visible difference in their size.

https://en.numista.com/catalogue/pieces909.html

https://en.numista.com/catalogue/pieces9097.html
My (still modest) collection:
https://en.numista.com/echanges/voir_collection.php?id=75443
Information on these datasheets appears to be explanatory :8D
Referee of south atlantic islands
Look at the distance between the lettering and the rim:

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