Centering55/45 or better on the front. 60/40 or better on the back.
CornersModerate wear on corners, with fraying & chipping. Noticeable by the naked eye and more pronounced under magnification.
EdgesLight to moderate wear along the edges. Chipping & nicks are visible upon inspection, but edges are still generally clean with light to moderate wear.
SurfaceMinor scratches or surface marks. Tiny stains or slight discoloration may be visible but do not significantly impact the appearance.