Graded Market · 55 completed sales
Blastoise graded prices.
As of August 20, 2026, Blastoise (Crystal Guardians #14) in PSA 10 sells for a median of $1.0K, based on 55 real eBay completed sales; the raw copy’s reference price is $18.61 — a 54.9× grading premium at the top grade.
Across Crystal Guardians, PSA 10 copies sell for 35.8× their raw reference price on average (27 cards, 210 PSA 10 completed sales tracked).
PSA · Blastoise
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $1.0K | 15 | 54.9× |
| Mint 9 | $76.00 | 8 | 4.1× |
| NM-MT 8 | $284.99 | 10 | 15.3× |
CGC · Blastoise
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $147.50 | 5 | 7.9× |
| Mint 9 | $56.28 | 5 | 3.0× |
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.