Centering55/45 or better on the front. 70/30 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.
EdgesLight edge damage with only minor signs of wear. Small nicks & very light chipping present but are not very noticeable to the naked eye.
SurfaceExtensive damage including deep creases, heavy scratches/micro-scratches, stains, and surface residue.