Professor Oak
Expansion Pack · #promo · Uncommon · 1996JPN
Price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-09-18
Population data from PriceCharting, updated monthly.
How much is Professor Oak #promo worth?
Right now (September 27, 2026) the going rate for an ungraded Professor Oak #promo from Expansion Pack is about $3.22.
Grading changes the math on this one: a PSA 10 is valued around $307.50, roughly 95.5x the raw price, while a PSA 9 sits near $92.20. 260 copies have been graded to date, and 41% 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.
