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PSA 10: Median of 2 sales, last 45 days · newest Oct 14, 2026 · checked Oct 26, 2026
PSA 9: Median of 1 PSA 9 sale in the last 90 days, latest 2026-09-03. Grade 9 guide (all graders): $42.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Blastoise EX (Generations #17) at $16.27 market price (TCGplayer market). Its Delta multiple is 22.4x.
A PSA 10 Blastoise EX (Generations #17) is currently shown at $364, the median of 2 PSA 10 sales in the last 45 days (newest Oct 14, 2026).
GemDelta records a 13.7% gem rate for Blastoise EX (Generations #17), with 84 PSA 10 copies out of 612 total PSA grades and a 22.4x Delta. That describes the grading profile; it is not financial advice.
| Date | Listing | Sale |
|---|---|---|
| Oct 14, 2026 | Blastoise EX 17/83 Generations Pokemon PSA 10 POP 84 17/83 | $530.20 |
| Sep 23, 2026 | WED 23/09 Blastoise EX 17/83 Generations Pokemon PSA 10 17/83 | $198.29 |
| Aug 24, 2026 | Pokemon Blastoise EX XY Generations 17/83 PSA 10 Gem Mint 17/83 | $255.00 |
| Jun 17, 2026 | Pokemon Blastoise EX 17/73 P.M. Generations HOLO 17 2016 #17 - POP 79 - PSA 10 17/83 | $321.82 |
| Jun 13, 2026 | 2016 Pokemon XY Generations Blastoise EX 17/83 #17 PSA 10 SUPER LOW POP | $481.32 |
| Apr 29, 2026 | Pokemon Blastoise EX XY Generations Holo Rare #17 PSA 10 Gem Mint | $350.00 |