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Base
Trainer
Illustrated by Ken Sugimori
Impostor Professor Oak 73/102 Base Set 1st Edition PSA Population
Trainer
Illustrated by Ken Sugimori
Impostor Professor Oak #73 from Base Set 1st Edition currently has 1,162 PSA graded copies, including 167 PSA 10s, for a 14.4% PSA gem rate.
PSA, CGC, and BGS data as of Oct 27, 2026.
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Graded population
| Grade | PSA | CGC | BGS |
|---|---|---|---|
| Total Graded | 1,162 | 180 | 23 |
| Pristine / Black Label % | — | 0% | 0% |
| Gem Rate | 14.4%-0.10% | 5.0% | 13.0% |
| Perfect / Black Label | — | 0 | 0 |
| Pristine | — | 0 | — |
| 10 | 167-1 | 9 | 0 |
| 9.5 | — | 7 | 3 |
| 9 | 553 | 37 | 10 |
| 8.5 | 3 | 51 | 6 |
| 8 | 209 | 16 | 1 |
| 7.5 | 0 | 22 | 0 |
| 7 | 100 | 9 | 0 |
PSA total graded is the grader's reported population (1,162). The grade rows add up to 1,160.
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| 6.5 | 0 | 7 | 0 |
| 6 | 62 | 6 | 1 |
| 5.5 | 0 | 4 | 0 |
| 5 | 46 | 6 | 1 |
| 4.5 | 0 | 2 | 0 |
| 4 | 11 | 2 | 0 |
| 3.5 | 0 | 0 | 1 |
| 3 | 2 | 0 | 0 |
| 2.5 | 0 | 0 | 0 |
| 2 | 3 | 0 | 0 |
| 1.5 | 0 | 0 | 0 |
| 1 | 4 | 0 | 0 |
| 0 | — | 2 | — |
Market value
No market estimate yet.
