Centering60/40 or better on the front. 80/20 or better on the back.
CornersRounding with some imperfections. Some chipping & nicks are present on corners. Minor handling evident, but overall shape maintained.
EdgesClean edges with minimal wear. Minor imperfections such as nicks & light chipping are visible by the naked eye and under magnification.
SurfaceExtensive damage including deep creases, heavy scratches/micro-scratches, stains, and surface residue.