Centering65/35 or better on the front. 80/20 or better on the back.
CornersCorners show minimal wear, with slight softening & tiny nicks visible upon close inspection. No major rounding or chipping.
EdgesClean edges with minimal wear. Minor imperfections such as nicks & light chipping are visible by the naked eye and under magnification.
SurfaceMinor scratches or surface marks. Tiny stains or slight discoloration may be visible but do not significantly impact the appearance.