SWSH12: Silver Tempest Regieleki V #57: PSA 9 vs PSA 10

The PSA 10 to PSA 9 spread on SWSH12: Silver Tempest Regieleki V #57 is one of the widest gaps in vintage WOTC: $55, with PSA 10 copies trading at 6.9x a PSA 9. Based on the most recent PSA 10 sale of $64.72 on Apr 14, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.

SWSH12: Silver Tempest Regieleki V #57 Holo

PSA 10

$64.72

Last sale $64.72 on Apr 14, 2026 UTC

PSA 9

$9.38

Last sale $9.38 on Oct 31, 2025 UTC

PSA 8

$9.01

Last sale $9.01 on Jul 30, 2024 UTC

The Spread

The PSA 9 to PSA 10 spread on Regieleki V #57 SWSH12: Silver Tempest.

$55

Dollar gap, PSA 9 to PSA 10

6.9x

PSA 10 sells for 6.9x a PSA 9

Three-Outcome EV Calculator

PSA 9 acquisition cost ($)

PSA resub cost ($)

Probability of each outcome (must total 100%)

PSA 10 (upgrade) 15%

PSA 9 (regrade) 70%

PSA 8 (downgrade) 15%

Defaults are conservative starting points. Adjust based on the specific slab. A borderline 9 with strong centering plays differently than a 9 with edge wear.

PSA 10 outcome (sale price minus resub minus acquisition) $0

PSA 9 outcome (regrade, no upgrade) $0

PSA 8 outcome (downgrade, slower sell, tied capital) $0

Expected Value

Math favors holding the 9

Where this card lands in the broader SWSH12: Silver Tempest picture: a holo with a $55 gap between PSA 9 and PSA 10. The PSA 9 to PSA 10 jump on WOTC-era cards reflects population scarcity at the top grade, not raw print run.

More Regieleki Comparisons

Other SWSH12: Silver Tempest Heavy Hitters

Track every grade tier. Spot every gap.

Real PSA prices across every grade tier. Founding member rate $3.99/mo locked forever. First 100 only.

Claim founding member rate

First 100 only. Founding member rate $3.99/mo locked forever.