Grade Matrix
PSA
PSA 6
-
PSA 7
$6
PSA 8
$7
PSA 9
$16
PSA 10
$28
PSA 10: PriceCharting; refreshed Sep 10, 2026
CGC
CGC 8
-
CGC 9
-
CGC 10
$17
CGC P10
-
Availability
Availabilityi
1/10G: —
Graded: insufficient data · Sales per year: ~106 sales/yr · Graded copies: 52
TCGplayer Price History
NormalProduct 83963
No Normal price series for this product. Available: 1st Edition, Unlimited.
Card Value FAQ
How much is Brock's Geodude (Gym Heroes #38) worth?
GemDelta shows Brock's Geodude (Gym Heroes #38) at $2.50 market price (PriceCharting raw (eBay sold fallback)). Its Delta multiple is 11.3x.
How much is a PSA 10 Brock's Geodude (Gym Heroes #38) worth?
A PSA 10 Brock's Geodude (Gym Heroes #38) is currently shown at $28.19. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
Is Brock's Geodude (Gym Heroes #38) worth grading?
GemDelta records a 13.5% gem rate for Brock's Geodude (Gym Heroes #38), with 7 PSA 10 copies out of 52 total PSA grades and a 11.3x Delta. That describes the grading profile; it is not financial advice.