Professor Oak's Research

Expedition

Set: ExpeditionNumber: 149Updated 9/11/2026

Market price

$1.89

TCGPlayer

$1.89

eBay avg

$1.89

Variants

PSA 10

$45

PSA 9

$30

Variant

Price History

In the app

Price movement over time is available in the PokiFrame app.

eBay Sold Prices

3 sales

Raw3 sales · $1.98–$3.51

$1.89

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Graded Prices

4 sales

Average sold prices by grading company. Grades run 1–10 — a 10 (Gem Mint) carries the biggest premium, with PSA, CGC, and BGS the most widely traded grades.

109.598.58

PSA

$45

3 sold

$30

1 sold

About Professor Oak's Research

Professor Oak's Research is card 149 from the Expedition set. It is tracked in 2 print variants, each priced separately above.

The current TCGPlayer market price is $1.89. A PSA 10 (Gem Mint) copy recently averaged $45.39 — about 24.0× the ungraded price, showing how much professional grading can add to Professor Oak's Research's value.

PokiFrame aggregates this data from TCGPlayer, CardMarket, and eBay so you can confirm Professor Oak's Research's value before you buy, sell, or trade.

Browse more cards from Expedition

Professor Oak's Research — common questions

How much is Professor Oak's Research worth?: Professor Oak's Research from Expedition has a market price of $1.89 for an ungraded copy, based on current TCGPlayer and eBay sales data. Condition, print variant and grading all move that number.
What is a PSA 10 Professor Oak's Research worth?: Recent PSA 10 (Gem Mint) sales of Professor Oak's Research averaged $45.39, about 24.0× the ungraded price. A PSA 9 averaged $30.16.