Grade Matrix
PSA
PSA 6
-
PSA 7
$114
PSA 8
$300
PSA 9
$218
PSA 10
$400
PSA 10: PriceCharting; last PSA 10 sale Apr 16, 2026
CGC
CGC 8
-
CGC 9
-
CGC 10
$68
CGC P10
-
Availability
Availabilityi
1/10G: —
Graded: insufficient data · Sales per year: ~93 sales/yr · Recent sales: 3 PSA 10 comps · Graded copies: 45 · PSA-10 delta 37.5%
TCGplayer Price History
NormalProduct 90530Fetched Sep 7, 3:44 AM
TCGplayer market
$57.34
Latest avg sale
$0.00
Units sold
130
Card Value FAQ
How much is Weakness Guard (Aquapolis #141) worth?
GemDelta shows Weakness Guard (Aquapolis #141) at $57.34 market price (TCGplayer market). Its Delta multiple is 10.7x.
How much is a PSA 10 Weakness Guard (Aquapolis #141) worth?
A PSA 10 Weakness Guard (Aquapolis #141) is currently shown at $400. GemDelta labels this as an unverified PriceCharting guide fallback rather than verified recent sales.
Is Weakness Guard (Aquapolis #141) worth grading?
GemDelta records a 46.7% gem rate for Weakness Guard (Aquapolis #141), with 21 PSA 10 copies out of 45 total PSA grades and a 10.7x Delta. That describes the grading profile; it is not financial advice.
PSA 10 Recent sales
| Date | Sale |
|---|---|
| Apr 16, 2026 | $1000.00 |
| Apr 15, 2026 | $399.98 |
| Feb 21, 2026 | $249.99 |