Professor Oak's Research 149/165 — Expedition Base Set
Uncommon · Expedition Base Set
Professor Oak's Research 149/165 Expedition Base Set price today: $2.27 raw, $30.50 PSA 9, $265 PSA 10. PSA pop 68 (28% gem). Updated Oct 9.
Professor Oak's Research 149/165 price
- Current raw price: $2.27 (as of 2026-10-10)
- Past month: +$0.37 (+19%) from $1.90
- Past 3 months: +$0.54 (+31%) from $1.73
- Past year: +$0.99 (+77%) from $1.28
- 1-year high: $2.27, low: $1.25
- About 156 sales a year (PriceCharting)
Graded prices
| Grade | Price |
|---|---|
| Raw | $2.27 |
| PSA 7 | $4.88 |
| PSA 8 | $12.74 |
| PSA 9 | $30.50 |
| PSA 10 | $265.08 |
| BGS 10 | $345.00 |
| CGC 10 | $42.93 |
PSA 10 premium: 116.8x the raw price.
PSA population
- Total graded: 68
- Gem rate (PSA 10 share): 28%
- Population week: 2026-10-05
| Grade | Graded |
|---|---|
| PSA 5 | 2 |
| PSA 6 | 1 |
| PSA 7 | 6 |
| PSA 8 | 16 |
| PSA 9 | 24 |
| PSA 10 | 19 |
eBay sales by month
32 matched eBay sales in the last 24 months, Normal printing.
| Month | Graded | Raw | Median graded | Median raw |
|---|---|---|---|---|
| 2026-06 | 0 | 1 | $3.99 | |
| 2026-07 | 4 | 10 | $150.50 | $2.00 |
| 2026-08 | 0 | 10 | $1.99 | |
| 2026-09 | 1 | 6 | $7.50 | $3.50 |
Printings
| Printing | Raw | PSA 10 | PSA pop |
|---|---|---|---|
| Normal | $2.27 | $265.08 | 68 |
| Reverse Holo | $12.29 | $96.00 | 81 |