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SWSH07: Evolving Skies Rayquaza V 110/203: PSA 9 vs PSA 10

On SWSH07: Evolving Skies Rayquaza V 110/203, PSA 10 sells for 3.7x a PSA 9, a $78 delta, which is a wide gem-mint premium. Based on the most recent PSA 10 sale of $104.99 on May 22, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.

SWSH07: Evolving Skies Rayquaza V 110/203 Holo
PSA 10
$107.36
Last sale $104.99 on
PSA 9
$29.00
Last sale $29.00 on
PSA 8
$13.00
Last sale $13.00 on

The Spread

The PSA 9 to PSA 10 spread on Rayquaza V 110/203 (SWSH07: Evolving Skies).

$78
Dollar gap, PSA 9 to PSA 10
3.7x
PSA 10 sells for 3.7x 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 110/203 Rayquaza V Holo is a modern-era release from 2021. The gap between its PSA 9 and PSA 10 prices is $78.

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