Blastoise GX - SM189

Blastoise GX - SM189

Pokémon · SM Promos · Promo · SM189

Released 2016-12-14

$16.00

30-day forecast: $15.09

Live Pokémon price tracking, buyout detection, and price predictions for Blastoise GX - SM189 on TCG Collector Tools.

Prices Across Marketplaces

TCGplayer (market) $16.00
TCGplayer (mid) $23.12
TCGplayer (low) $16.00

Price Forecast

Horizon Forecast vs Today
7 days (down) $15.09 -5.7%
30 days (down) $15.09 -5.7%
90 days $15.68 -2.0%
180 days $15.68 -2.0%
1 year $15.68 -2.0%

Confidence 43% · Calibrated 30-day range $13.66–$16.52 · vintage card · veryLow volatility

Our Forecast Track Record

What we predicted for this card, and what actually happened. We publish misses as well as hits. Anchored 2026-04-09 · at $23.65 · 111 days ago.

Horizon We predicted Actual Error
Day 7 $21.08 $15.00 -28.8%
Day 30 $20.91 $17.00 -18.7%
Day 90 $20.91 $16.00 -23.5%

Signal Analysis

HOLD Conviction 47/100 · Target $15.09 · Range $13.58–$16.60 · over 30d

Mixed signals. Monitor for clearer direction.

Recent Price History

$14.99
$14.99
$14.99
$14.99
$14.99
$14.99
$15.23

Frequently Asked Questions

How much is Blastoise GX - SM189 worth?

Blastoise GX - SM189 is currently $16.00 on TCGplayer for the SM Promos printing. Prices update daily from live marketplace data.

Is Blastoise GX - SM189 going up or down in price?

Our 30-day forecast for Blastoise GX - SM189 is $15.09, with a down trend at 43% confidence.

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