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SWSH07: Evolving Skies Umbreon V 188/203: PSA 9 vs PSA 10

On SWSH07: Evolving Skies Umbreon V 188/203, PSA 10 sells for 4.7x a PSA 9, a $239 delta, which is a wide gem-mint premium. Based on the most recent PSA 10 sale of $331.00 on May 25, 2026, the crack-and-resub math favors the resub: expected value is positive even at a conservative 15% upgrade probability.

SWSH07: Evolving Skies Umbreon V 188/203
PSA 10
$304.21
Last sale $331.00 on
PSA 9
$64.72
Last sale $65.00 on
PSA 8
$38.98
Last sale $44.95 on

The Spread

The PSA 9 to PSA 10 spread on Umbreon V 188/203 (SWSH07: Evolving Skies).

$239
Dollar gap, PSA 9 to PSA 10
4.7x
PSA 10 sells for 4.7x 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 188/203 Umbreon V is a modern-era release from 2021. The gap between its PSA 9 and PSA 10 prices is $239.

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