Graded Market · 9 completed sales
Blastoise (37) graded prices.
As of August 18, 2026, Blastoise (37) (Expedition Base Set #037) trades across the graded ladder below, based on 9 real eBay completed sales; the raw copy’s reference price is $88.00.
Across Expedition Base Set, PSA 10 copies sell for 26.9× their raw reference price on average (56 cards, 333 PSA 10 completed sales tracked).
PSA · Blastoise (37)
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Mint 9 | $325.00 | 5 | 3.7× |
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.