Centering55/45 or better on the front. 60/40 or better on the back.
CornersClean corners with minor visible wear & softening. Tiny nicks are visible upon close inspection and more noticeable under magnification.
EdgesPerfect edges under normal inspection. Any tiny imperfections are barely visible under close magnification. Edges are sharp and clean.
SurfaceNear-perfect surface with only the tiniest imperfections visible under close inspection. Surface appears clean and free of noticeable marks.