Professor's Research (Professor Sada)

35%of 1,266 graded came back a PSA 10

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 10440—

PSA 96391,079 at 9+—

PSA 81411,220 at 8+—

PSA 7291,249 at 7+—

PSA 6101,259 at 6+—

PSA 521,261 at 5+—

PSA 421,263 at 4+—

PSA 321,265 at 3+—

PSA 201,265 at 2+—

PSA 101,265 at 1+—

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