SWSH07: Evolving Skies Leafeon V 166/203: PSA 9 vs PSA 10
SWSH07: Evolving Skies Leafeon V 166/203 shows a wide gem-mint premium between PSA 9 and PSA 10: a $91 dollar gap, with the gem mint multiplier at 4.4x. Based on the most recent PSA 10 sale of $140.00 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
$118.16
Last sale $140.00 on
PSA 9
$26.89
Last sale $29.99 on
PSA 8
$18.78
Last sale $15.14 on
The Spread
The PSA 9 to PSA 10 spread on Leafeon V 166/203 (SWSH07: Evolving Skies).
$91
Dollar gap, PSA 9 to PSA 10
4.4x
PSA 10 sells for 4.4x 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
SWSH07: Evolving Skies 166/203 Leafeon V is a modern-era release from 2021. The gap between its PSA 9 and PSA 10 prices is $91.
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