Graded Market · 23 completed sales
Koga (19) graded prices.
As of August 5, 2026, Koga (19) (Gym Challenge #019) in PSA 10 sells for a median of $924.04, based on 23 real eBay completed sales; the raw copy’s reference price is $49.99 — a 18.5× grading premium at the top grade.
Across Gym Challenge, PSA 10 copies sell for 34.7× their raw reference price on average (32 cards, 259 PSA 10 completed sales tracked).
PSA · Koga (19)
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $924.04 | 4 | 18.5× |
| Mint 9 | $140.00 | 6 | 2.8× |
| NM-MT 8 | $89.50 | 5 | 1.8× |
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.