Prof. Oak's Research

22%of 141 graded came back a PSA 10

How they graded

Every grade, Reverse Foil

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

GradeCopiesPSA price

PSA 1020—

PSA 92444 at 9+—

PSA 8+1 at 8.51661 at 8+—

PSA 7465 at 7+—

PSA 6469 at 6+—

PSA 5069 at 5+—

PSA 4069 at 4+—

PSA 3069 at 3+—

PSA 2069 at 2+—

PSA 1069 at 1+—

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