Koffing

46%of 13 graded came back a PSA 10. A small sample, so one grade moves it.

How they graded

Every grade

Copies at each grade, how many sit at that grade or higher, and PSA’s price where it lists one.

GradeCopiesPSA price

PSA 106—

PSA 9511 at 9+—

PSA 8112 at 8+—

PSA 7113 at 7+—

PSA 6013 at 6+—

PSA 5013 at 5+—

PSA 4013 at 4+—

PSA 3013 at 3+—

PSA 2013 at 2+—

PSA 1013 at 1+—

Show all 10 gradesShow fewer grades