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PSA 10: Median of 30 sales, last 45 days · newest Oct 25, 2026 · checked Oct 25, 2026
PSA 9: Median of 22 PSA 9 sales in the last 90 days, latest 2026-10-22. Grade 9 guide (all graders): $41.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Mew EX (Celebrations #88) at $14.69 market price (TCGplayer market). Its Delta multiple is 7.93x.
A PSA 10 Mew EX (Celebrations #88) is currently shown at $116, the median of 30 PSA 10 sales in the last 45 days (newest Oct 25, 2026).
GemDelta records a 60.4% gem rate for Mew EX (Celebrations #88), with 6,867 PSA 10 copies out of 11,364 total PSA grades and a 7.93x Delta. That describes the grading profile; it is not financial advice.
Showing the latest 12 of 30 stored PSA 10 comps.