SWSH12: Silver Tempest Lugia VSTAR 139/195: PSA 9 vs PSA 10
SWSH12: Silver Tempest Lugia VSTAR 139/195 shows a wide gem-mint premium between PSA 9 and PSA 10: a $64 dollar gap, with the gem mint multiplier at 3.8x. Based on the most recent PSA 10 sale of $82.00 on May 30, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$87.52
Last sale $82.00 on
PSA 9
$23.30
Last sale $25.00 on
PSA 8
$23.72
Last sale $22.99 on
The Spread
The PSA 9 to PSA 10 spread on Lugia VSTAR 139/195 (SWSH12: Silver Tempest).
$64
Dollar gap, PSA 9 to PSA 10
3.8x
PSA 10 sells for 3.8x 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 holo carrying a $64 gap between PSA 9 and PSA 10, a 3.8x multiple on the PSA 9 price.
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