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Prices sourced from TCGPlayer and CardMarket. Not affiliated with Nintendo, The Pokemon Company, or any card marketplace.

Home / Pokemon card prices / Sun & Moon Black Star Promo / Blastoise GX

Blastoise GX

Sun & Moon Black Star Promo

Set: Sun & Moon Black Star PromoNumber: SM189Updated 6/11/2026

Market price

$22.16

TCGPlayer

$22.16

eBay avg

$22.25

Variants

PSA 10

$445

PSA 9

$50

PSA 8

$32

Variant

eBay Sold Prices

26 sales

Raw26 sales · $0.99–$20.00

$22.25

Graded Prices

13 sales

Average sold prices by grading company. Grades run 1–10 — a 10 (Gem Mint) carries the biggest premium, with PSA, CGC, and BGS the most widely traded grades.

109.598.58

PSA

$445

8 sold

$50

1 sold

$32

2 sold

About Blastoise GX

Blastoise GX is card SM189 from the Sun & Moon Black Star Promo set.

The current TCGPlayer market price is $22.16. A PSA 10 (Gem Mint) copy recently averaged $445.00 — about 20.1× the ungraded price, showing how much professional grading can add to Blastoise GX's value.

PokiFrame aggregates this data from TCGPlayer, CardMarket, and eBay so you can confirm Blastoise GX's value before you buy, sell, or trade.

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