SV: Prismatic Evolutions Espeon ex 155/131: PSA 9 vs PSA 10
On SV: Prismatic Evolutions Espeon ex 155/131, PSA 10 sells for 4x a PSA 9, an $860 delta, which is a wide gem-mint premium. Based on the most recent PSA 10 sale of $1,287.50 on May 29, 2026, the crack-and-resub math favors the resub: expected value is positive even at a conservative 15% upgrade probability.
PSA 10
$1,148.61
Last sale $1,287.50 on
PSA 9
$288.83
Last sale $298.28 on
PSA 8
$250.10
Last sale $246.50 on
The Spread
The PSA 9 to PSA 10 spread on Espeon ex 155/131 (SV: Prismatic Evolutions).
$860
Dollar gap, PSA 9 to PSA 10
4x
PSA 10 sells for 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
Where this card lands in the broader SV: Prismatic Evolutions picture: a modern-era card carrying an $860 gap between PSA 9 and PSA 10, a 4x multiple on the PSA 9 price.
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