Professor's Research (Professor Magnolia)
71%of 533 graded came back a PSA 10
How they graded
PSA 10 price guide$40
Every grade
Every grade
Copies at each grade, how many sit at that grade or higher, and PSA’s price where it lists one.
GradeShare of copiesCopiesPSA price
PSA 10381$40
PSA 9112493 at 9+$20
PSA 821514 at 8+$10
PSA 77521 at 7+—
PSA 611532 at 6+—
PSA 51533 at 5+—
PSA 40533 at 4+—
PSA 30533 at 3+—
PSA 20533 at 2+—
PSA 10533 at 1+—
One grade up
What the next grade costs, next to how the number of copies changes.
PSA 9 to PSA 10
Costs2.0× moreCopies3.4× more$20 to $40 · 112 to 381 copies
PSA 8 to PSA 9
Costs2.0× moreCopies5.3× more$10 to $20 · 21 to 112 copies
Takes
Population from PSA as of Sep 12, 2026, across every printing. Prices are PSA’s own price guide figures as of Sep 12, 2026.
