Reference snapshot · Aug 7, 02:20 AM UTC · Pokémon catalog reference snapshot · Snapshot-backed reference

Blastoise GX - SM189

Name: Blastoise GX - SM189 - SM Black Star Promos #SM189
Brand: Pokémon TCG
SKU: smp-SM189
Price: 21.78 USD

RawPromo

As of Aug 7, 02:20 AM UTC, Blastoise GX - SM189 (SM Black Star Promos #SM189) has a market price of $21.78, down 0.4% over the past 7 days.

Blastoise GX - SM189 #SM189 from SM Black Star Promos is tracked as a Promo card with a current CardIntel reference price of $21.78. Recent movement is -0.4% over 7 days. The page compares source-labeled price snapshots, verified snapshot history, activity signals, and comparable cards using Pokémon catalog reference snapshot · Snapshot-backed reference; prices are shown as of Aug 7, 02:20 AM UTC.

Prices updated Aug 7, 2026

Card Game

Pokémon

Set/Year

SM Black Star Promos

Card #

SM189

Artist

sadaji

Variant

Holofoil

Cross-Platform Pricing

Reference Price

Snapshot-backed reference

$21.78

TCGPlayer Market

Aggregate

$21.78

TCGPlayer Low

Listing

$4.75

TCGPlayer Mid

Median

$21.78

TCGPlayer High

Listing

$21.78

Source	Price	Type
Reference Price	$21.78	Snapshot-backed reference
TCGPlayer Market	$21.78	Aggregate
TCGPlayer Low	$4.75	Listing
TCGPlayer Mid	$21.78	Median
TCGPlayer High	$21.78	Listing

Data Quality

Verified snapshot history

31 real daily snapshot points.

Snapshot sourcePokémon catalog reference snapshot · Snapshot-backed reference

MethodCatalog connector snapshot

Reference basisSnapshot-backed reference

Chart latest layerPokemonPriceTracker snapshot

30D Activity

Low0 pts

Observed 30-day activity volume proxy. Use it as a liquidity signal, not as a confirmed completed-sales count.

Advanced Analytics

Cross-market pricing, price history logs, and valuation analysis are hidden by default. Enable Advanced Analytics above to explore.

Reference Price

$21.78

▼ 0.4% 7d

As of Aug 7, 02:20 AM UTC · Snapshot-backed reference · Low confidence

7D Change

-0.4%

30D Activity

0 pts

Price Action

Loading chart…

Verified snapshot history: 31 real daily snapshot points.

Moves: 24h/7d badges compare the latest verified snapshot to the nearest prior snapshot in history — not intraday exchange ticks.

PSA 10 Price & Graded Values

88 graded sales

Median graded sale prices for Blastoise GX - SM189 across PSA, BGS and CGC, aggregated from recent eBay sold listings as of Aug 6, 02:19 AM UTC. Each grade shows the median realized price and the number of sampled sales.

Service	Grade	Median price	Sample sales
CGC	Mint 9	$21.25	4
PSA	Gem Mint 10	$350.00	23
PSA	Mint 9	$39.99	27
PSA	NM-MT 8	$29.99	18
PSA	NM 7	$21.01	5

Graded medians require at least three sampled sales per grade before they are published; thinner grades are omitted. Prices are historical realized sales, not guarantees of future value.

Full graded price page (88 sales) →

Price History Statistics

Blastoise GX - SM189 reached an all-time high of $23.62 on Mar 19, 2026 and an all-time low of $21.06 on Jul 20, 2026. At its latest tracked close of $21.78, it is 7.8% below its all-time high. Statistics are computed from 153 observed (non-modeled) daily price points.

Metric	Value	Detail
All-time high	$23.62	Mar 19, 2026
All-time low	$21.06	Jul 20, 2026
52-week high	$23.62	Trailing 12 months
52-week low	$21.06	Trailing 12 months
Latest tracked close	$21.78	Aug 7, 2026
% from all-time high	-7.8%	153 observed points

Frequently Asked Questions

How much is Blastoise GX - SM189 (SM Black Star Promos #SM189) worth?

As of Aug 7, 02:20 AM UTC, Blastoise GX - SM189 (SM Black Star Promos #SM189) has a market reference price of $21.78.

What is the PSA 10 price of Blastoise GX - SM189?

The latest PSA 10 (Gem Mint) graded sales for Blastoise GX - SM189 (SM Black Star Promos #SM189) carry a median of $350.00, aggregated from recent eBay sold listings as of Aug 6, 02:19 AM UTC.

Is Blastoise GX - SM189 going up in value?

Over the past 7 days, the reference price for Blastoise GX - SM189 (SM Black Star Promos #SM189) has fallen 0.4%. This describes recent tracked price movement only and is not investment advice.

Where can I check Blastoise GX - SM189 prices and sales?

CardIntel tracks Blastoise GX - SM189 (SM Black Star Promos #SM189) across TCGplayer market data, Cardmarket EUR averages, graded eBay sold comps and daily price history. Use the price chart and cross-platform pricing table above to compare current values.

Why Is This Moving?

3 Events

Pokémon TCG: Surging Sparks Released— Neutral

The latest Scarlet & Violet expansion 'Surging Sparks' officially launched worldwide. Early chase cards include Pikachu ex SAR and several new Illustration Rares. First-week prices are inflated — expect correction in 2-4 weeks.

Feb 15, 2026via Official Pokémon CompanyConfidence 60%

Check eBay Sold

PSA Announces New Modern Card Tier Pricing— Neutral

PSA raised their base-level grading fee from $30 to $35 for standard cards. Express and Super Express tiers unchanged. This may reduce casual submissions and tighten PSA 10 supply for modern cards.

Feb 10, 2026via PSA OfficialConfidence 60%

Check eBay Sold

January Market Overview: Post-Holiday Correction▼ Negative

As expected, the market saw a 5-10% correction across most categories following the December holiday buying surge. Vintage cards held better than modern, with Base Set holos showing minimal decline.

Jan 5, 2026via Market Data AnalysisConfidence 60%

Review Sell Net