* Mint (M): Almost flawless, little to no imperfections at all.

* Near Mint (NM): May have very minor surface scratches and/or very minor edgewear.  

* Excellent (EX): Surface scratches and/or edge wear are visible, but still not major. Expect some of both.

* Very Good (VG): Will have surface scratches and/or edge wear and/or minor creases.

* Low Grade: Will have a good amount of scratches and edge wear as well as creasing and/or markings.