Grade Matrix
PSA
PSA 6
-
PSA 7
$25
PSA 8
$90
PSA 9
$138
PSA 10
$151
PSA 10: PriceCharting; refreshed Sep 10, 2026
CGC
CGC 8
-
CGC 9
-
CGC 10
$91
CGC P10
-
Availability
Availabilityi
1/10G: —
Graded: insufficient data · Sales per year: ~80 sales/yr · Graded copies: 26
TCGplayer Price History
NormalProduct 89315Fetched Sep 10, 3:39 AM
TCGplayer market
$6.28
Latest avg sale
$13.34
Units sold
114
Card Value FAQ
How much is Slowking (Delta Species #28) worth?
GemDelta shows Slowking (Delta Species #28) at $6.28 market price (TCGplayer market). Its Delta multiple is 34.7x.
How much is a PSA 10 Slowking (Delta Species #28) worth?
A PSA 10 Slowking (Delta Species #28) is currently shown at $151. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
Is Slowking (Delta Species #28) worth grading?
GemDelta records a 23.1% gem rate for Slowking (Delta Species #28), with 6 PSA 10 copies out of 26 total PSA grades and a 34.7x Delta. That describes the grading profile; it is not financial advice.