![Professor's Research [Professor Oak] - 122/131 (Professor Program Promos)](https://dev-api.trovewright.app/v1/images/tcgplayer/722819_in_1000x1000.jpg)
Professor's Research [Professor Oak] - 122/131
Professor Program Promos · #122/131 · reverse
$1.15
Prices last updated 2026-10-31.
| Condition | Market price | 90-day range |
|---|---|---|
| Near Mint | $1.21 | $1.15 – $1.56 |
Price history
| Date | Price |
|---|---|
| 2026-10-11 | $1.99 |
| 2026-10-12 | $1.99 |
| 2026-10-13 | $1.94 |
| 2026-10-14 | $1.83 |
| 2026-10-15 | $1.83 |
| 2026-10-16 | $1.83 |
| 2026-10-18 | $1.83 |
| 2026-10-20 | $1.83 |
| 2026-10-21 | $1.83 |
| 2026-10-22 | $1.83 |
| 2026-10-23 | $1.56 |
| 2026-10-24 | $1.56 |
| 2026-10-25 | $1.56 |
| 2026-10-26 | $1.37 |
| 2026-10-27 | $1.37 |
| 2026-10-28 | $1.37 |
| 2026-10-29 | $1.15 |
| 2026-10-30 | $1.15 |
| 2026-10-31 | $1.15 |
Prices from TCG Price Lookup and JustTCG. Prices are aggregated estimates and are not guaranteed to be exact or current.
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