| Set | SM Black Star Promos |
| Card number | SM189 |
| Rarity | Oversized |
| Artist | sadaji |
| Released | Feb 2017 |
Blastoise-GX #SM189 Oversized Value (SM Black Star Promos)
Pokemon card price guide: raw and graded values, eBay sold prices and price history. Updated Nov 2, 2026.
Blastoise-GX SM189 is an oversized promo from the 2017 Sun & Moon Black Star Promos released with artwork by sadaji. It ranks toward the set’s lower-value end with stable buyer interest at modest pricing.
Current prices
| Source | Price |
|---|---|
| Cardmarket lowest near mint (EUR) | €7.50 |
| Cardmarket 7-day average (EUR) | €8.55 |
| Cardmarket 30-day average (EUR) | €7.35 |
| Cardmarket listings available | 40 |
| eBay PSA 10 median (USD) | $318.37 |
Buy / compare: TCGplayer · eBay · eBay sold · Cardmarket
Have a copy in hand? Scan it with the Pokémon card scanner to confirm it is this exact printing.
Why Blastoise-GX #SM189 Oversized is priced where it is
Blastoise-GX #SM189 Oversized is an Oversized card from SM Black Star Promos, the Sun & Moon era (2017). It ranks as number 159 by price out of 310 cards in the set. A PSA 10 sells for about 38x the raw price, so centering and surface condition decide most of what a copy is worth. The illustration is by sadaji.
Graded card values (PSA, CGC, BGS)
| Grading | Grade | Median sold | Sales |
|---|---|---|---|
| CGC | 9 | $72.76 | 1 |
| PSA | 10 | $318.37 | 5 |
| PSA | 9 | $45.47 | 5 |
| PSA | 8 | $22.74 | 5 |
| PSA | 7 | $14.91 | 2 |
Graded values are medians of real eBay sold listings.
Blastoise-GX price history
| Month | Avg Cardmarket low | Avg TCGplayer market |
|---|---|---|
| Nov 2026 | €7.50 | - |
| Oct 2026 | €7.08 | $0.00 |
| Sep 2026 | €7.00 | $0.00 |
| Aug 2026 | €7.00 | $0.00 |
| Jul 2026 | €7.00 | - |
| Jun 2026 | €7.00 | - |
Frequently asked questions
What is Blastoise-GX #SM189 Oversized worth on Nov 2, 2026?
As of Nov 2, 2026, a raw near mint copy is worth about $8.37, a PSA 10 sells for around $318.37 on eBay, the Cardmarket low is €7.50. Prices update hourly from Cardmarket, TCGplayer and eBay sold listings.
What is a PSA 10 Blastoise-GX #SM189 Oversized worth?
As of Nov 2, 2026, a PSA 10 Blastoise-GX #SM189 Oversized sells for about $318.37 on eBay (median of recent graded sales), compared with about $8.37 for a raw near mint copy.
Is Blastoise-GX #SM189 Oversized rare?
Blastoise-GX #SM189 Oversized is printed at Oversized rarity and ranks number 159 by price among the 310 cards in SM Black Star Promos. Demand for the character and condition matter more than the rarity symbol.
Is Blastoise-GX #SM189 Oversized worth grading?
Often, if your copy is clean. A PSA 10 sells for about 38.0x raw ($310.00 more), but a PSA 9 is worth far less than a 10, so check centering, corners and surface first.
How do I check which printing of Blastoise-GX I have?
Look at the set symbol and the card number (SM189) at the bottom of the card, then match both to this page. A phone scanner such as Card Value Scanner on iPhone reads them from one photo; on Android, search the number in the price guide.
Most valuable cards in SM Black Star Promos
SM Black Star Promos card list · All Pokemon sets · Most valuable Pokemon cards
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