SLABS.
Mega Signal #171 Mega Evolution PSA 10

Mega Signal #171 — PSA 10

Mega Evolution · 2025

PSA 10 value
$32.93
PSA's estimate · -0.2% over 30 days
PSA 9
$10.66
PriceCharting, 2026-10-09
Ungraded
$1.29
PriceCharting, 2026-10-09
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Value by grade

GradePSA populationValue× ungradedSource
PSA 10—$32.9325.5×PSA's estimate
PSA 9—$10.668.3×PriceCharting, 2026-10-09
Ungraded—$1.291.0×PriceCharting, 2026-10-09

PSA 10 value over time

$19.85$44.07$68.29 2025-09-012026-10-01

PriceCharting's PSA 10 price for this card, 2025-09-01 to 2026-10-01.

Recent PSA 10 sales

DatePrice
2026-06-26$40.00
2026-06-01$29.00
2026-05-29$34.95
2026-05-20$33.00
2026-05-16$25.00
2026-05-11$34.95
2026-04-23$29.99
2026-04-09$16.50
2026-03-22$19.50
2026-03-14$35.00

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.

Example inputs, not a prediction for this card. Everything below a 9 is valued at the ungraded price. Current PSA fees: psacard.com.

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