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PSA 10: PriceCharting · last PSA 10 sale $199.95 on Aug 7, 2026 · checked Oct 27, 2026
PSA 9: Median of 3 PSA 9 sales in the last 90 days, latest 2026-08-24. Grade 9 guide (all graders): $61.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Cloyster (Fire Red & Leaf Green #20) at $2.95 market price (TCGplayer market). Its Delta multiple is 42.3x.
A PSA 10 Cloyster (Fire Red & Leaf Green #20) is currently shown at $125. GemDelta labels this as a PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 29.3% gem rate for Cloyster (Fire Red & Leaf Green #20), with 12 PSA 10 copies out of 41 total PSA grades and a 42.3x Delta. That describes the grading profile; it is not financial advice.
| Date | Listing | Sale |
|---|---|---|
| Aug 7, 2026 | 2004 POKEMON EX FIRE RED & LEAF GREEN #20 CLOYSTER PSA 10 #20 | $199.95 |