Professor Birch

Power Keepers · #80 · 2007

Pop 1 at its top grade

16%of 37 graded came back a PSA 10. A small sample, so one grade moves it.

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 105—

PSA 91520 at 9+—

PSA 8828 at 8+—

PSA 7129 at 7+—

PSA 6130 at 6+—

PSA 5131 at 5+—

PSA 4031 at 4+—

PSA 3031 at 3+—

PSA 2031 at 2+—

PSA 1031 at 1+—

Show all 10 gradesShow fewer grades