←Promo🃏All Blastoise cards
Ask about Blastoise GX [Jumbo]
Blastoise GX [Jumbo] #SM189 Pokémon card from Promo

Blastoise GX [Jumbo] #SM189

Promo

Find this card on eBay

Affiliate link · we may earn commission

Blastoise GX [Jumbo] #SM189 from Promo currently trades at $10.25 raw, with PSA 10 copies reaching $317.90 — a 31.0x grade premium. Price is up 2.5% in the last 30 days, though the 90-day trend tells a different story at -16.6% — worth watching for a clearer direction.
Current Prices (USD)
Ungraded
$10.25
PSA 7
$49.99
PSA 8
$150.00
PSA 9
$165.00
PSA 10
$317.90
ACE 10
—
BGS 10 Black
$2,065.00
CGC 10 Pristine
$344.00
Compare on eBay

Affiliate link · we may earn commission

Raw Price Trend
7d
+0.0%
30d
+2.5%
90d
-16.6%
180d
-2.4%
1y
-3.3%
2y
+28.1%
5y
—

Quick price facts

Blastoise GX [Jumbo] #SM189 from Promo has a current raw market value of $10.25.

Current raw value
$10.25
PSA 9 value
$165
PSA 10 value
$318
Raw value 30d
+2.5%
PSA 10 premium vs raw
31.0× raw
View all cards from Promo →
Collector Intel
31.0x
Raw → PSA 10
High-risk grade
16.1x
Raw → PSA 9
Grade multiplier
+2.5%
30d Price Move
Rising
Steady
Price Stability
0.0% 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 31x the raw price. The expected value accounts for the realistic probability.
$10
Buy Raw
~$25
Grading Fee
PSA Standard
$318
PSA 10 Value
+$283
Best Case (PSA 10)
if you pull a 10
Grade Multiples vs Raw
PSA 9$16516.1x raw
PSA 10$31831.0x raw

Frequently asked questions

How much is Blastoise GX [Jumbo] #SM189 from Promo worth?+
Blastoise GX [Jumbo] #SM189 from Promo is currently worth Raw: $10.25, PSA 9: $165, PSA 10: $318 based on recent sold listings. Prices update daily from real eBay sales.
Is Blastoise GX [Jumbo] #SM189 worth grading?+
The PSA 10 price of $318 is 31.0× the raw price of $10.25. After a ~$25 grading fee, a PSA 10 result would net approximately $308 — assuming the card grades a 10.
Where do PokePrices Blastoise GX [Jumbo] #SM189 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
  • 2 Sep 2026Raw
    ebaycompleted-auctions-usedplayed
    $6.50
  • 28 Aug 2026Raw
    ebaycompleted-auctions-usedunknown
    $15.00
  • 6 Aug 2026Raw
    ebaycompleted-auctions-usedunknown
    $14.95
  • 1 Aug 2026Raw
    ebaycompleted-auctions-usedunknown
    $14.00
  • 31 Jul 2026Raw
    ebaycompleted-auctions-usedunknown
    $3.03