Centering60/40 or better on the front. 80/20 or better on the back.
CornersMinimal rounding with only light signs of handling. Light chipping & minor nicks present on corners. Corners maintain most of their original sharpness.
EdgesModerate imperfections such as nicks & light chipping. Edges show wear & fraying but are generally clean and intact.
SurfaceVery clean surface with no visible scratches or marks under normal inspection. Only tiny imperfections visible under magnification.