SV: Scarlet & Violet 151 Vaporeon 134/165: PSA 9 vs PSA 10
On SV: Scarlet & Violet 151 Vaporeon 134/165, PSA 10 sells for 8.9x a PSA 9, a $91 delta, which is an unusually wide gem-mint premium. Based on the last tracked PSA 10 sale of $127.98 on Mar 6, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$102.85
Last sale $127.98 on
PSA 9
$11.59
Last sale $10.00 on
PSA 8
—
Limited recent sales tracked. Pull eBay sold comps before acting.
The Spread
The PSA 9 to PSA 10 spread on Vaporeon 134/165 (SV: Scarlet & Violet 151).
$91
Dollar gap, PSA 9 to PSA 10
8.9x
PSA 10 sells for 8.9x 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: Scarlet & Violet 151 134/165 Vaporeon is a modern-era release from 2023. The gap between its PSA 9 and PSA 10 prices is $91.
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