Centering55/45 or better on the front. 70/30 or better on the back.
CornersModerate wear on corners, with fraying & chipping. Noticeable by the naked eye and more pronounced 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.
SurfaceHeavy wear with visible scratches, surface scuffing, and minor creases. Staining & discoloration is evident.