SWSH12: Silver Tempest Lugia V 185/195: PSA 9 vs PSA 10
On SWSH12: Silver Tempest Lugia V 185/195, PSA 10 sells for 4.9x a PSA 9, a $106 delta, which is a wide gem-mint premium. Based on the most recent PSA 10 sale of $144.65 on May 29, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$132.92
Last sale $144.65 on
PSA 9
$27.15
Last sale $27.00 on
PSA 8
$15.27
Last sale $16.50 on
The Spread
The PSA 9 to PSA 10 spread on Lugia V 185/195 (SWSH12: Silver Tempest).
$106
Dollar gap, PSA 9 to PSA 10
4.9x
PSA 10 sells for 4.9x a PSA 9
Three-Outcome EV Calculator
15%
70%
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
$0
Math favors holding the 9
Where this card lands in the broader SWSH12: Silver Tempest picture: a modern-era card carrying a $106 gap between PSA 9 and PSA 10, a 4.9x multiple on the PSA 9 price.
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