Centering65/35 or better on the front. 80/20 or better on the back.
CornersClean corners with minor visible wear & softening. Tiny nicks are visible upon close inspection and more noticeable under magnification.
EdgesNear-perfect edges with no visible imperfections under normal inspection. Only the slightest signs of wear may be visible under magnification.
SurfaceVery clean surface with no visible scratches or marks under normal inspection. Only tiny imperfections visible under magnification.