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Blastoise Ex [Stamped] #30 Pokémon card from Stellar Crown

Blastoise Ex [Stamped] 30/142

Stellar Crown

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Blastoise Ex [Stamped] #30 from Stellar Crown currently trades at $3.46 raw, with PSA 10 copies reaching $93.98 — a 27.2x grade premium. Price is down 4.9% in the last 30 days, though the 90-day trend tells a different story at +7.1% — worth watching for a clearer direction.
Current Prices (USD)
Ungraded
$3.46
PSA 7
$20.00
PSA 8
$20.00
PSA 9
$24.99
PSA 10
$93.98
ACE 10
—
BGS 10 Black
$610.00
CGC 10 Pristine
$21.00
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Raw Price Trend
7d
+7.8%
30d
-4.9%
90d
+7.1%
180d
-31.9%
1y
-16.2%
2y
—
5y
—

Quick price facts

Blastoise Ex [Stamped] 30/142 from Stellar Crown has a current raw market value of $3.46.

Current raw value
$3.46
PSA 9 value
$24.99
PSA 10 value
$93.98
Raw value 7d
+7.8%
Raw value 30d
-4.9%
PSA 10 premium vs raw
27.2× raw
View all cards from Stellar Crown →
Collector Intel
27.2x
Raw → PSA 10
High-risk grade
7.2x
Raw → PSA 9
Grade multiplier
-4.9%
30d Price Move
Falling
Moderate
Price Stability
7.8% swing this week

Calculated from price history, PSA population data, and market trends. Not financial advice.

Grading Calculator

Based on PSA Standard tier (~$25 USD). Assumes a perfect PSA 10 result — actual outcome depends on card condition.

⚠️ High-variance grade. PSA 10 is 27x the raw price. The expected value accounts for the realistic probability.
$3
Buy Raw
~$25
Grading Fee
PSA Standard
$94
PSA 10 Value
+$66
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$257.2x raw
PSA 10$9427.2x raw

Frequently asked questions

How much is Blastoise Ex [Stamped] #30 from Stellar Crown worth?+
Blastoise Ex [Stamped] #30 from Stellar Crown is currently worth Raw: $3.46, PSA 9: $24.99, PSA 10: $93.98 based on recent sold listings. Prices update daily from real eBay sales.
Is Blastoise Ex [Stamped] #30 worth grading?+
The PSA 10 price of $93.98 is 27.2× the raw price of $3.46. After a ~$25 grading fee, a PSA 10 result would net approximately $90.52 — assuming the card grades a 10.
Where do PokePrices Blastoise Ex [Stamped] #30 prices come from?+
Prices are tracked nightly from real sold listings on PriceCharting (raw, PSA 9 and PSA 10). PSA population data is sourced from PSA's public reports. We do not use asking prices — only confirmed sales.

Recent verified sales

Find this card on eBay →Affiliate · we may earn commission
  • 9 Sep 2026Raw
    ebaycompleted-auctions-usednear mint
    $3.42
  • 9 Sep 2026Raw
    ebaycompleted-auctions-usednear mint
    $3.99
  • 8 Sep 2026Raw
    ebaycompleted-auctions-usedunknown
    $4.99
  • 8 Sep 2026Graded
    ebaycompleted-auctions-gradedunknown
    $24.99
  • 7 Sep 2026Raw
    ebaycompleted-auctions-usednear mint
    $3.49