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$69.00
cheapest of 2 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 · 4d agoeBayPSA 10
Lowest $459· Median $500
5 active listings
eBayPSA 9
Lowest $49.95· Median $150
6 active listings
eBayPSA 8
Lowest $69.00· Median $125
2 active listings
eBayPSA 7
Lowest $36.99
1 active listing
eBayCGC 9.5
Lowest $32.99
1 active listing
eBayCGC 9
Lowest $45.00
1 active listing
eBayRaw / Ungraded
Lowest $7.17· Median $20.50
68 active listings·69% below market
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 | $459 | 5 | Listings → |
| PSA 9 | $49.95 | 6 | Listings → |
| PSA 8 & under | $36.99 | 3 | Listings → |
| CGC 9.5+ | $32.99 | 1 | Listings → |
| CGC 9 & under | $45.00 | 1 | Listings → |
| Raw / Ungraded | $7.17 | 68 | 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.
