
M Blastoise EX #18 — PSA 10
Generations · 2016
PSA 10 value
$753
avg. of last 3 PSA 10 sales, 2026-10-07
PSA 9
$106
PriceCharting, 2026-10-07
Ungraded
$20.72
PriceCharting, 2026-10-07
Value by grade
| Grade | PSA population | Value | × ungraded | Source |
|---|---|---|---|---|
| PSA 10 | — | $753 | 36.3× | avg. of last 3 PSA 10 sales, 2026-10-07 |
| PSA 9 | — | $106 | 5.1× | PriceCharting, 2026-10-07 |
| Ungraded | — | $20.72 | 1.0× | PriceCharting, 2026-10-07 |
PSA 10 value over time
PriceCharting's PSA 10 price for this card, 2021-10-01 to 2026-09-01.
Recent PSA 10 sales
| Date | Price |
|---|---|
| 2026-09-23 | $900 |
| 2026-09-08 | $900 |
| 2026-08-04 | $459 |
| 2026-07-07 | $650 |
| 2026-06-14 | $465 |
| 2026-03-15 | $276 |
| 2025-11-24 | $226 |
| 2025-06-26 | $260 |
| 2025-03-30 | $200 |
| 2025-03-13 | $94.09 |
Recorded sales of this slab grade, as last read from PriceCharting.
Is it worth grading?
Grading pays off only if the chance of a 10 is high enough to cover the fee and the risk of a 9. Set your own numbers; the prices are filled in from this page.







