Graded Market · 21 completed sales
Kingdra GX - SM155 graded prices.
As of July 8, 2026, Kingdra GX - SM155 (SM Black Star Promos #SM155) in PSA 10 sells for a median of $147.91, based on 21 real eBay completed sales; the raw copy’s reference price is $42.50 — a 3.5× grading premium at the top grade.
PSA · Kingdra GX - SM155
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $147.91 | 13 | 3.5× |
| Mint 9 | $36.50 | 5 | 0.9× |
Medians of real eBay completed sales per grade; small sample sizes deserve caution. Prices are dated reference values — cite them with the as-of date above. Attribution: CardIntel (cardintel.io). See the methodology.