Centering70/30 or better on the front. 85/15 or better on the back.
CornersPerfect corners with no signs of wear, nicks, or softening. The corners appear flawless under all forms of inspection and are as sharp as possible.
EdgesEdges have very minimal nicks, fraying, & chipping. Not noticeable upon quick inspection, but after thorough evaluation it is slightly visible.
SurfaceClean surface with minor handling wear, such as light scratches or small marks visible under magnification.