Grade Matrix
PSA
PSA 6
-
PSA 7
$50
PSA 8
$150
PSA 9
$30
PSA 10
$306
PSA 10: PriceCharting; refreshed Sep 10, 2026
CGC
CGC 8
-
CGC 9
-
CGC 10
$186
CGC P10
-
Availability
Availabilityi
3/10G: —
Graded: insufficient data · Sales per year: ~42 sales/yr
TCGplayer Price History
No TCGplayer product is mapped for this card yet.
Card Value FAQ
How much is Blastoise GX (Promo #SM189) worth?
GemDelta shows Blastoise GX (Promo #SM189) at $12.29 market price (PriceCharting raw (eBay sold fallback)). Its Delta multiple is 24.9x.
How much is a PSA 10 Blastoise GX (Promo #SM189) worth?
A PSA 10 Blastoise GX (Promo #SM189) is currently shown at $306. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.