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SV: Prismatic Evolutions Flareon ex #146: PSA 9 vs PSA 10

On SV: Prismatic Evolutions Flareon ex #146, the PSA 10 premium is a wide gem-mint premium: PSA 10 sells for 3.4x a PSA 9, a $487 delta. Based on a recent PSA 10 sale of $659.00 on May 31, 2026, the crack-and-resub math favors the resub: expected value is positive even at a conservative 15% upgrade probability.

SV: Prismatic Evolutions Flareon ex #146
PSA 10
$689.58
Last sale $659.00 on
PSA 9
$202.47
Last sale $250.00 on
PSA 8
$166.87
Last sale $172.50 on

The Spread

The PSA 9 to PSA 10 spread on Flareon ex #146 SV: Prismatic Evolutions.

$487
Dollar gap, PSA 9 to PSA 10
3.4x
PSA 10 sells for 3.4x 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

SV: Prismatic Evolutions #146 Flareon ex released in 2025 sits in the vintage WOTC tier where gem-mint premiums above $487 are common. PSA 10 populations shrink faster than supply on cards of this era, which is why the upgrade arbitrage stays alive.

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