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PSA 10: Median of 6 sales, last 45 days · newest Oct 20, 2026 · checked Oct 25, 2026
PSA 9: Median of 8 PSA 9 sales in the last 90 days, latest 2026-10-13. Grade 9 guide (all graders): $104.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Misty's Psyduck (Gym Challenge #90) at $27.25 market price (TCGplayer market). Its Delta multiple is 39.9x.
A PSA 10 Misty's Psyduck (Gym Challenge #90) is currently shown at $1,088, the median of 6 PSA 10 sales in the last 45 days (newest Oct 20, 2026).
GemDelta records a 28.5% gem rate for Misty's Psyduck (Gym Challenge #90), with 295 PSA 10 copies out of 1,036 total PSA grades and a 39.9x Delta. That describes the grading profile; it is not financial advice.
Showing the latest 12 of 17 stored PSA 10 comps.