Centering55/45 or better on the front. 60/40 or better on the back.
CornersRounding & mild wear on corners. Mild imperfections & nicks are visible by the naked eye. Some softness at the tips but no significant damage.
EdgesNear-perfect edges with no visible imperfections under normal inspection. Only the slightest signs of wear may be visible under magnification.
SurfaceNear-perfect surface with only the tiniest imperfections visible under close inspection. Surface appears clean and free of noticeable marks.