SV: Prismatic Evolutions Espeon 33/131: PSA 9 vs PSA 10
The PSA 10 to PSA 9 spread on SV: Prismatic Evolutions Espeon 33/131 is an unusually wide gem-mint premium: $137, with PSA 10 copies trading at 9.3x a PSA 9. Based on the last tracked PSA 10 sale of $256.00 on May 4, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$154.00
Last sale $256.00 on
PSA 9
$16.57
Last sale $14.00 on
PSA 8
$14.99
Last sale $14.99 on
The Spread
The PSA 9 to PSA 10 spread on Espeon 33/131 (SV: Prismatic Evolutions).
$137
Dollar gap, PSA 9 to PSA 10
9.3x
PSA 10 sells for 9.3x 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 a $137 gap between PSA 9 and PSA 10, a 9.3x multiple on the PSA 9 price.
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