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PSA 10: Median of 8 sales, last 45 days · newest Oct 22, 2026 · checked Oct 27, 2026
PSA 9: Median of 24 PSA 9 sales in the last 90 days, latest 2026-10-25. Grade 9 guide (all graders): $19.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Koraidon (Promo #14) at $4.68 market price (TCGplayer market). Its Delta multiple is 19.1x.
A PSA 10 Koraidon (Promo #14) is currently shown at $89.40, the median of 8 PSA 10 sales in the last 45 days (newest Oct 22, 2026).
GemDelta records a 28.7% gem rate for Koraidon (Promo #14), with 1,058 PSA 10 copies out of 3,690 total PSA grades and a 19.1x Delta. That describes the grading profile; it is not financial advice.
Showing the latest 12 of 30 stored PSA 10 comps.