SLABLYTICS Track Free During Beta

SV: Paldean Fates Spiritomb 158/91: PSA 9 vs PSA 10

On SV: Paldean Fates Spiritomb 158/91, PSA 10 sells for 4.7x a PSA 9, a $101 delta, which is a wide gem-mint premium. Based on the last tracked PSA 10 sale of $112.50 on May 13, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.

SV: Paldean Fates Spiritomb 158/91
PSA 10
$128.20
Last sale $112.50 on
PSA 9
$27.00
Last sale $27.00 on
PSA 8
$14.50
Last sale $14.50 on

The Spread

The PSA 9 to PSA 10 spread on Spiritomb 158/91 (SV: Paldean Fates).

$101
Dollar gap, PSA 9 to PSA 10
4.7x
PSA 10 sells for 4.7x 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

SV: Paldean Fates 158/91 Spiritomb is a modern-era release from 2024. The gap between its PSA 9 and PSA 10 prices is $101.

Track every grade tier. Spot every gap.

Real PSA prices across every grade tier. Free during beta.

Get Free Beta Access
Founding Member Cohort · Limited to the First 100 Members.