Graded Market · 22 completed sales
Gyarados - 34/108 (Prerelease) [Staff] graded prices.
As of July 8, 2026, Gyarados - 34/108 (Prerelease) [Staff] (XY Black Star Promos #34) in PSA 10 sells for a median of $194.87, based on 22 real eBay completed sales; the raw copy’s reference price is $549.98 — a 0.4× grading premium at the top grade.
PSA · Gyarados - 34/108 (Prerelease) [Staff]
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $194.87 | 3 | 0.4× |
| Mint 9 | $29.99 | 8 | 0.1× |
| NM-MT 8 | $601.52 | 4 | 1.1× |
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.