Blastoise GX #SM189 PSA 10

Blastoise GX #SM189 PSA 10 Price

$482.21

Pop 10: 540Gem rate: 26.8%Premium: 27.4x rawPSA 9: $41.57
Sales-based, updated weekly

PSA 10 price history

$482.21$51.00Feb '21May '24Jul '26Aug '26Oct '26
Low $51.00 · High $482.21▲ 60.7% over this range

Every grade, priced

GradeMarket valuePSA population
PSA 10 (Gem Mint)$482.21540
Grade 9.5$46.00—
PSA 9 (Mint)$41.571,010
Grade 8$33.42290
Grade 7$27.9986
BGS 10$550.00—
CGC 10$60.22—
Raw (ungraded)$17.61—

PSA has graded 2,015 copies of Blastoise GX #SM189 in total — 26.8% came back Gem Mint. Full cross-company population lives on the card page.

Thinking of grading your copy?

The math is on the card page: live grading expected value from this card's real gem rate and PSA prices, minus fees. And before you submit anything, the grading guide covers the self-checks that separate 10 candidates from expensive 9s.

Good to know

Blastoise GX PSA 10 FAQ

How much is Blastoise GX worth in PSA 10?

Blastoise GX #SM189 from SM Promos is currently worth $482.21 in PSA 10 Gem Mint, based on graded sales data updated weekly. A raw copy trades around $17.61 — the PSA 10 carries a 27.4x premium.

How many PSA 10 copies of Blastoise GX exist?

PSA has graded 2,015 copies, and 540 earned the Gem Mint 10 label — a 26.8% gem rate. Population grows over time as new copies are submitted.

Is Blastoise GX worth grading?

Run the math, not the hope: grading costs roughly $20-25 per card, so a submission pays when the PSA 10 price times your realistic gem chance beats the raw price plus fees. This card gems at about 26.8%. The live grading expected value is computed on the main card page.

PSA 10 vs PSA 9 — how big is the difference for Blastoise GX?

A PSA 10 is worth $482.21 against $41.57 for a PSA 9 — a 11.6x gap. That gap is why centering and surface checks before submitting matter more than anything else.