SLABS.
Blastoise V #SWSH101 SWSH Black Star Promos PSA 10

Blastoise V #SWSH101 — PSA 10

SWSH Black Star Promos · 2019

PSA 10 value
$148
avg. of last 3 PSA 10 sales, 2026-10-17 · -0.9% over 30 days
PSA 10 population
303
none graded higher
Gem rate
50%
10s of 601 graded
PSA 9
$30.33
PriceCharting, 2026-10-17
Ungraded
$10.15
PriceCharting, 2026-10-17
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Value by grade

GradePSA populationValue× ungradedSource
PSA 10303$14814.6×avg. of last 3 PSA 10 sales, 2026-10-17
PSA 9221$30.333.0×PriceCharting, 2026-10-17
Ungraded—$10.151.0×PriceCharting, 2026-10-17

PSA 10 value over time

$11.27$113$214 2021-10-012026-10-01

PriceCharting's PSA 10 price for this card, 2021-10-01 to 2026-10-01.

PSA population by grade

PSA has graded 601 copies of Blastoise V #SWSH101. 303 of them came back a 10, a gem rate of 50% — above the 31% across the 131 SWSH Black Star Promos cards tracked here.

GradePopulationShare
PSA 1030350%
PSA 922137%
PSA 8508.3%
PSA 730.5%
PSA 6132.2%
PSA 591.5%
PSA 410.2%
PSA 300.0%
PSA 200.0%
PSA 110.2%

PSA's population census as published on PriceCharting (updated monthly), read 2026-10-17. Whole grades only.

Recent PSA 10 sales

DatePrice
2026-08-10$219
2026-04-04$200
2025-01-07$24.99
2024-05-31$56.04
2024-05-12$32.93
2024-03-31$21.29
2024-02-11$25.51
2024-01-14$20.50
2023-12-27$40.00
2023-12-03$31.00

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.

The chances start at this card's PSA record (50% 10s, 37% 9s of everything graded); copies sent in are usually pre-screened, so a raw card from a pack does worse. Everything below a 9 is valued at the ungraded price. Current PSA fees: psacard.com.

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