Professor's Research (Professor Oak)

Celebrations · #23/25 · Rare Holo · 2021

$0.19
Market price ▲ 46.2% (30d)
Prices as of Jul 26, 2026
SupporterArt · KIYOTAKA OSHIYAMA
311graded pop
18%gem rate
1220.5×PSA 10 vs raw
-7%off ATH $1.40 · Aug 2025
+$25.25EV to grade — worth it

Price history

Holofoil▼ 24.0% 7d$0.19
Mid $0.29

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Graded values

updated 2026-07-25
Grade 6 est.$1.23
Grade 5 est.$1.04
Grade 4 est.$0.86
Grade 3 est.$0.72
Grade 2 est.$0.59
Grade 1 est.$0.49

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$231.90

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-07-11

CGC311 graded · 55 gem 10

Population data from PriceCharting, updated monthly.

How much is Professor's Research (Professor Oak) #23/25 worth?

As of July 26, 2026, Professor's Research (Professor Oak) #23/25 from Celebrations sells for around $0.19 in raw, ungraded condition.

Grading changes the math on this one: a PSA 10 is valued around $231.90, roughly 1220.5x the raw price, while a PSA 9 sits near $11.46. 311 copies have been graded to date, and 18% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

Other printings of Professor's Research (Professor Oak) 1

Professor's Research (Professor Oak) #24 Celebrations
Professor's Research (Professor Oak)
Celebrations · #24/25