Looks like die scratches to cover a clash. Even though that area is not what appears to be in the field, it is part of the outside of the die. So any polishing would affect that area of the field. Looks like it was roughed up in that area on the die.
Disclaimer: While a tremendous amount of effort goes into ensuring the accuracy of the information contained in this site, Coin Community assumes no liability for errors. Copyright 2005 - 2026 Coin Community Family- all rights reserved worldwide. Use of any images or content on this website without prior written permission of Coin Community or the original lender is strictly prohibited. Contact Us | Advertise Here | Privacy Policy / Terms of Use