Grade Matrix
PSA
PSA 6
$20
PSA 7
$44
PSA 8
$27
PSA 9
$47
PSA 10
$350
PSA 10: PriceCharting; last PSA 10 sale Jul 24, 2026
CGC
CGC 8
$8
CGC 9
-
CGC 10
$120
CGC P10
-
Availability
Availabilityi
1/10G: 12/y
Graded: ~12 sales/yr (low) · Sales per year: ~186 sales/yr · Recent sales: 3 PSA 10 comps · Graded copies: 892 · PSA-10 delta 14.3%
TCGplayer Price History
NormalProduct 86271Fetched Sep 7, 3:35 AM
TCGplayer market
$5.69
Latest avg sale
$4.02
Units sold
2,104
Card Value FAQ
How much is Imposter Professor Oak (Base Set #73) worth?
GemDelta shows Imposter Professor Oak (Base Set #73) at $5.77 market price (TCGplayer market). Its Delta multiple is 66.5x.
How much is a PSA 10 Imposter Professor Oak (Base Set #73) worth?
A PSA 10 Imposter Professor Oak (Base Set #73) is currently shown at $350. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
Is Imposter Professor Oak (Base Set #73) worth grading?
GemDelta records a 20.5% gem rate for Imposter Professor Oak (Base Set #73), with 183 PSA 10 copies out of 892 total PSA grades and a 66.5x Delta. That describes the grading profile; it is not financial advice.
PSA 10 Recent sales
| Date | Sale |
|---|---|
| Jul 24, 2026 | $42.00 |
| Jun 2, 2026 | $350.00 |
| May 5, 2026 | $400.00 |
| Mar 31, 2026 | $300.00 |