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.
EdgesLight edge damage with only minor signs of wear. Small nicks & very light chipping present but are not very noticeable to the naked eye.
SurfaceVery clean surface with no visible scratches or marks under normal inspection. Only tiny imperfections visible under magnification.