The eyes sometimes pays tricks on us.

I don't think it is anything. I would keep it in a secure area for now. If it were a RPM/OMM it should be a lot stronger than what your coin shows:
https://www.coincommunity.com/forum...02___001.jpg
https://www.coincommunity.com/forum...D-over-S.jpg
https://www.coincommunity.com/forum...C_AXTELL.jpg
https://www.coincommunity.com/forum...r_images.jpg
https://www.coincommunity.com/forum...TY_VISTA.jpg
There seem to be fading die scratches that seem to be stronger than the area in question.

I don't think it is anything. I would keep it in a secure area for now. If it were a RPM/OMM it should be a lot stronger than what your coin shows:
https://www.coincommunity.com/forum...02___001.jpg
https://www.coincommunity.com/forum...D-over-S.jpg
https://www.coincommunity.com/forum...C_AXTELL.jpg
https://www.coincommunity.com/forum...r_images.jpg
https://www.coincommunity.com/forum...TY_VISTA.jpg
There seem to be fading die scratches that seem to be stronger than the area in question.






















