Thought Wave Machine
43%of 131 graded came back a PSA 10
How they graded
PSA 10 price, 1st Edition$75
Printings
Every grade, 1st Edition
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 1044$75
PSA 94892 at 9+$40
PSA 8+1 at 8.5497 at 8+$20
PSA 7198 at 7+—
PSA 63101 at 6+—
PSA 50101 at 5+—
PSA 40101 at 4+—
PSA 30101 at 3+—
PSA 20101 at 2+—
PSA 10101 at 1+—
One grade up
What the next grade costs, next to how the number of copies changes.
PSA 9 to PSA 10
Costs1.9× moreCopies1.1× fewer$40 to $75 · 48 to 44 copies
PSA 8 to PSA 9
Costs2.0× moreCopies12.0× more$20 to $40 · 4 to 48 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.
