I think it is a coin of Friesland under Saxon rule.
Maybe 1/2 stuiver of Leeuwarden like this one (hard to tell because the coin in the link is in such poor condition, but I think we can see enough).
https://www.acsearch.info/search.html?id=8165782
I've taken your first photo (which that link has as the reverse), and shown how your legend and date are a match:

The other side is easier, where we can see the legend MONETA NO DV before it becomes too worn.
Maybe 1/2 stuiver of Leeuwarden like this one (hard to tell because the coin in the link is in such poor condition, but I think we can see enough).
https://www.acsearch.info/search.html?id=8165782
I've taken your first photo (which that link has as the reverse), and shown how your legend and date are a match:

The other side is easier, where we can see the legend MONETA NO DV before it becomes too worn.
Edited by tdziemia
01/26/2022 5:20 pm
01/26/2022 5:20 pm