Centering55/45 or better on the front. 60/40 or better on the back.
CornersModerate wear on corners, with fraying & chipping. Corners are noticeably played, but have good structural integrity.
EdgesEdges have almost no signs of fraying, chipping, and nicks. Under magnification, multiple flaws are visible, but not significant.
SurfaceClean surface with minor handling wear, such as light scratches or small marks visible under magnification.