Professor's Research PSA 10
PSA 10 price history
A PSA 10 English Professor's Research (Pokémon GO 084/78) is worth about €46.07 (≈ $51.37), based on 7 sales in the last 12 months. Fair value updated Oct 28, 2026. About 6 in 10 sales land between €31.56 and €72.17. A PSA 9 is about €10.85.
Terms used:Fair value Sales 12m Range Grade PSA
Completed sales from eBay, Fanatics Collect and Goldin · live asks from Cardmarket · How fair value works · USD at the ECB rate of Oct 27, 2026
Live PSA 10 asks
Cardmarket offers in EUR, cheapest first
No live Cardmarket asks for this grade right now.
Recent PSA 10 sales
The last completed sales in every language, in EUR
| Date | Language | Marketplace | Title | Price |
|---|---|---|---|---|
| Aug 20, 2026 | en | ebay | Pokémon TCG Professor's Research Pokemon Go 084/078 Secret Rare PSA 10 084/078 [eBay] | €46.24 |
| Jun 29, 2026 | en | ebay | PSA 10 - Pokemon Go - Professor's Research - 078/078 - Full Art Ultra Rare 078/078 [eBay] | €35.06 |
| Jun 12, 2026 | en | ebay | 2022 POKEMON TCG POKEMON GO PROFESSOR'S RESEARCH 084/078 SECRET RARE PSA 10 084/078 [eBay] | €24.21 |
| May 24, 2026 | en | ebay | PSA 10 - Pokemon GO - Professor's Research - 084/078 - Hyper Secret Rare 084/078 [eBay] | €31.35 |
| May 22, 2026 | en | ebay | PROFESSOR'S RESEARCH WILLOW 2022 POKEMON GO SECRET FULL ART 084/078 PSA 10 Q1345 084/078 [eBay] | €24.92 |
| May 3, 2026 | en | ebay | 2022 POKEMON GO SECRET #084 FULL ART/PROFESSOR'S RESEARCH PSA 10 #084 [eBay] | €41.86 |
| Apr 28, 2026 | en | ebay | Professor's Research #84 Pokémon Card - PSA 10 GEM MINT - Pokémon GO 084/078 [eBay] | €29.97 |
| Oct 11, 2025 | en | ebay | 2022 Pokémon GO Professor’s Research Professor Willow Secret Rare 084/078 PSA 10 084/078 [eBay] | €39.76 |
| Dec 4, 2024 | en | ebay | Professor's Research-Professor Willow Secret Rare #084 English Pokémon Go PSA 10 #84 [eBay] | €28.58 |
| May 22, 2024 | en | ebay | Pokémon TCG Professor's Research Pokemon GO 084/078 Holo Secret Rare 084/078 [eBay] | €36.93 |
| May 5, 2024 | en | ebay | Pokémon TCG Professor's Research Pokémon GO 084/078 Holo Secret Rare PSA 10 084/078 [eBay] | €21.87 |
Card details
- Set
- Pokémon GO
- Number
- 084/78
- Rarity
- Secret Rare
- Illustrator
- Yusuke Kozaki
By language
PSA 10 fair values, sales and live asks for every printing language
| Language | Fair value | Confidence | Sales 12m | Last sale | Population | Offers | Lowest ask |
|---|---|---|---|---|---|---|---|
| en | €46.07 | Medium | 7 | Aug 20, 2026 · €46.24 | – | – | – |
PSA population trend
enHow many copies PSA has graded and how many came back a 10.
No PSA population data for this card yet.
Frequently asked questions
How much is a PSA 10 Professor's Research worth?
A PSA 10 English Professor's Research (Pokémon GO 084/78) is worth about €46.07 (≈ $51.37), based on 7 sales in the last 12 months. Fair value updated Oct 28, 2026. About 6 in 10 sales land between €31.56 and €72.17. A PSA 9 is about €10.85.
Is a PSA 10 Professor's Research worth more than a PSA 9?
Yes. A PSA 10 is about €46.07, 4.2× a PSA 9 at about €10.85.
How fast does a PSA 10 Professor's Research sell?
None sold on EU venues in the last 90 days (1 copy on all venues), so there is no EU pace to time a sale from. Listed at €46.07, one copy nets about €36.44 on Cardmarket after fees.