Professor Oak
SetJapanese Expansion Pack
Year1996
Ungraded
$5.38−$1.00
18 sales · last Jul 11, 2026
PSA 9
$17.80
2 sales · last May 23, 2026
PSA 10
$69.95
5 sales · last Jun 23, 2026
Professor Oak price guide
Professor Oak is a collectible Pokémon card from the Japanese Expansion Pack expansion (1996). Setlot tracks 25 recorded sales for this card across 3 grade tiers, 15 of them in the last 90 days. PSA 10 copies have a 90-day median of $69.95. Ungraded copies currently trade around $5.38. The top grade commands 13× the ungraded price — grading meaningfully changes what this card is worth. The highest sale on record is $75.00 (PSA 10, May 13, 2026). 26 listings are live right now with asks from $2.00.
Price history
Grading premium
Median graded price vs. the ungraded copy ($5.38) — a rough read on whether grading pays off.
PSA 9
3.3×
$17.80
PSA 10
13×
$69.95
Live listings
Search on eBay ↗Lowest asks per grade. Older listings may have ended — “seen” is when we last confirmed each one.
| Grade | Listing | Marketplace | Seen | Price |
|---|---|---|---|---|
| Ungraded 26 tracked | [HP] Professor Oak (Trainer) Japanese Basic Base Expansion Pack Pokemon pokebase123321 | eBay | 1mo ago | $2.00↗ |
| [MP] Professor Oak (Trainer) Japanese Basic Base Expansion Pack Pokemon B pokebase123321 | eBay | 1mo ago |
Recent sales by grade· last 90 days
| Grade | Sold | Median | Range |
|---|---|---|---|
| Ungraded | 10 | $5.38 | $1.14 – $10.00 |
| PSA 9 | 1 | $16.50 | $16.50 |
| PSA 10 | 4 | $68.12 | $37.00 – $75.00 |
Recent sales
| Date | Grade | Title | Sold on | Price |
|---|---|---|---|---|
| Jul 11, 2026 | Ungraded | NM Professor Elm's Training Method Japanese Base Expansion 049/128 Pokemon C↗ | eBay | $10.00 |
| Jun 25, 2026 | Ungraded | Japanese Imposter Professor Oak Trainer Base Set Expansion Pack Pokemon Card TCG↗ | eBay | $1.14 |
| Jun 23, 2026 | PSA 10 | Imposter Professor Oak PSA 10 2021 Pokemon Japanese Promo Pack 25th ANN 5428↗ | eBay | $37.00 |
| Jun 17, 2026 | Ungraded | Japanese Imposter Professor Oak Trainer Base Set Expansion Pack Pokemon Card TCG↗ |
