Gaspare, ty for u answer!

Most of mine ground dug rings from alpacca (or neulsiber) have not damaged band. But 80% of mine silver rings have damaged band.

All rings from this photos is ground dug

2263017B-6D73-4D51-805B-8DEE6AC1FB47.jpeg (163.33 KB, 117 downloads)
A1FCEC5F-F805-418D-8344-2F24D82F499C.jpeg (251.94 KB, 117 downloads)