Price data · English · updated daily

Professor's Research [Professor Oak] (Full Art)

Celebrations · #024/025 · Ultra Rare

Raw · avg sold $9.82 eBay sold · 7 sold · last sale 2026-04-26

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PSA 10 listings

Market price TCGplayer

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Price history

Data since Aug 24, 2025

Dots mark real eBay sales (daily average when a day has several); lines connect sales — hovering a no-sale day shows an estimated value labelled "interp".

Grade ladder

avg sold price · eBay sold basis — tap a grade to chart it

GradeAvg soldN Last sale30d

PSA 10 $43.83 22 2026-05-30 —

PSA 9 $13.29 13 2026-05-25 —

PSA 8 thin sample $10.25 9 2026-05-29 —

CGC 9 thin sample $5.25 3 2026-05-17 —

CGC 10 thin sample $13.99 2 2026-04-25 —

ACE 10 thin sample ~$40.62 1 2026-04-22 —

Raw ungraded sold $9.82 7 2026-04-26 —

0 graded sold total (all grades, recent window) real grade rows only · n<10 marked thin sample PSA 10 ≈ 4.5× raw · recent sold

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Graded figures and the raw value are recent average sold prices from eBay — one shared sold basis. eBay sold · all price data →