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PSA 10: PriceCharting; last PSA 10 sale Jul 19, 2026
GemDelta shows Blastoise (Plasma Storm #137) at $465 market price (TCGplayer market). Its Delta multiple is 38.2x.
A PSA 10 Blastoise (Plasma Storm #137) is currently shown at $12,300. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
GemDelta records a 3.07% gem rate for Blastoise (Plasma Storm #137), with 46 PSA 10 copies out of 1,500 total PSA grades and a 38.2x Delta. That describes the grading profile; it is not financial advice.
| Date | Sale |
|---|---|
| Jul 19, 2026 | $16600.00 |
| Apr 9, 2026 | $11000.00 |
| Mar 29, 2026 | $12300.00 |
| Mar 23, 2026 | $15000.00 |
| Mar 15, 2026 | $12200.00 |