Professor's Research 029/28 — 25th Anniversary Collection
Super Rare · 25th Anniversary Collection
Japanese Professor's Research 29/28 25th Anniversary Collection price today: $1.39 raw, $17.85 PSA 9, $37.51 PSA 10. PSA pop 1,057 (83% gem). Updated Oct 25.
Professor's Research 029/28 price
- Current raw price: $1.39 (as of 2026-10-26)
- Past month: -$0.03 (-2%) from $1.42
- Past 3 months: +$0.25 (+22%) from $1.14
- Past year: +$0.06 (+5%) from $1.33
- 1-year high: $1.46, low: $1.09
- About 98 sales a year (PriceCharting)
Graded prices
| Grade | Price |
|---|---|
| Raw | $1.39 |
| PSA 8 | $5.95 |
| PSA 9 | $17.85 |
| PSA 10 | $37.51 |
| BGS 10 | $49.00 |
| CGC 10 | $11.06 |
PSA 10 premium: 27.0x the raw price.
PSA population
- Total graded: 1,057
- Gem rate (PSA 10 share): 83%
- Population week: 2026-10-26
| Grade | Graded |
|---|---|
| PSA 6 | 4 |
| PSA 7 | 2 |
| PSA 8 | 22 |
| PSA 9 | 154 |
| PSA 10 | 875 |
eBay sales by month
53 matched eBay sales in the last 24 months.
| Month | Graded | Raw | Median graded | Median raw |
|---|---|---|---|---|
| 2026-03 | 1 | 1 | $72.03 | $6.61 |
| 2026-05 | 0 | 1 | $2.99 | |
| 2026-06 | 0 | 2 | $2.19 | |
| 2026-07 | 3 | 12 | $8.99 | $2.51 |
| 2026-08 | 3 | 10 | $2.42 | $2.52 |
| 2026-09 | 5 | 12 | $24.40 | $2.85 |
| 2026-10 | 0 | 3 | $1.50 |