Graded Market · 52 completed sales
Blastoise GX (Secret) graded prices.
As of August 20, 2026, Blastoise GX (Secret) (Unbroken Bonds #218) in PSA 10 sells for a median of $496.50, based on 52 real eBay completed sales; the raw copy’s reference price is $109.85 — a 4.5× grading premium at the top grade.
Across Unbroken Bonds, PSA 10 copies sell for 13.0× their raw reference price on average (44 cards, 942 PSA 10 completed sales tracked).
PSA · Blastoise GX (Secret)
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $496.50 | 28 | 4.5× |
| Mint 9 | $127.74 | 12 | 1.2× |
| NM-MT 8 | $69.69 | 3 | 0.6× |
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.