Prices updated 4/5/2026
Blastoise-GX — PSA 8
SM Black Star Promos · #SM189
Water
View all Blastoise-GX cards →Set
SM Black Star Promos
Series
Sun & Moon
Rarity
Promo
Number
SM189
Supertype
Pokémon
Artist
sadaji
Subtypes
Stage 2, GX
Prices & Marketplace
PSA 8 · cheapest right now
live eBay asks$39.99
cheapest of 4 PSA 8 listings for Blastoise-GX
See PSA 8 listings on eBay →Asking prices, not sold prices. Condition is settled by the grade, but always check the listing.
TCGPlayer (NM market)
referenceNormal
low $14.24$23.47
Holofoil
low $14.24$23.47
Buy on eBay
active asks · 5d agoeBayPSA 10
Lowest $490· Median $600
5 active listings
eBayPSA 9
Lowest $150· Median $250
3 active listings
eBayPSA 8
Lowest $39.99· Median $69.00
4 active listings
eBayPSA 7
Lowest $36.99
1 active listing
eBayBGS 9.5
Lowest $400
1 active listing
eBayCGC 10
Lowest $240
1 active listing
eBayCGC 9
Lowest $45.00
2 active listings
eBayRaw / Ungraded
Lowest $6.39· Median $20.50
78 active listings·unusually low — verify card
Recent sales
by gradeReal sold prices — what buyers actually paid, not an estimate.
Sold-price data from Silph Co Analytics. Outliers excluded.
Price History
Not enough data yet
Listings by grade
The cheapest copy listed on eBay at each grade right now — what the slab is worth paying for.
| Grade | Lowest ask | Listed | |
|---|---|---|---|
| PSA 10 | $490 | 5 | Listings → |
| PSA 9 | $150 | 3 | Listings → |
| PSA 8 & under | $36.99 | 5 | Listings → |
| BGS 9.5+ | $400 | 1 | Listings → |
| CGC 9.5+ | $240 | 1 | Listings → |
| CGC 9 & under | $45.00 | 2 | Listings → |
| Raw / Ungraded | $6.39verify listing | 78 | Listings → |
These are current asking prices, not sold prices — a grade with one optimistic listing can look far pricier than it trades for. Recent sold comps are below.
