Graded Market · 74 completed sales
Gravity Mountain - 250/191 graded prices.
As of August 21, 2026, Gravity Mountain - 250/191 (Surging Sparks #250) in PSA 10 sells for a median of $71.00, based on 74 real eBay completed sales; the raw copy’s reference price is $11.09 — a 6.4× grading premium at the top grade.
Across Surging Sparks, PSA 10 copies sell for 15.6× their raw reference price on average (69 cards, 8,024 PSA 10 completed sales tracked).
PSA · Gravity Mountain - 250/191
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $71.00 | 23 | 6.4× |
| Mint 9 | $15.99 | 36 | 1.4× |
CGC · Gravity Mountain - 250/191
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $24.65 | 5 | 2.2× |
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.