SV: Scarlet & Violet 151 Ditto #132: PSA 9 vs PSA 10

The PSA 10 to PSA 9 spread on SV: Scarlet & Violet 151 Ditto #132 is one of the widest gaps in vintage WOTC: $59, with PSA 10 copies trading at 6.6x a PSA 9. Based on the most recent PSA 10 sale of $69.99 on Mar 17, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.

PSA 10

$69.99

Last sale $69.99 on Mar 17, 2026 UTC

PSA 9

$10.67

Last sale $10.67 on May 11, 2025 UTC

PSA 8

$50.00

Last sale $50.00 on Feb 7, 2026 UTC

The Spread

The PSA 9 to PSA 10 spread on Ditto #132 SV: Scarlet & Violet 151.

$59

Dollar gap, PSA 9 to PSA 10

6.6x

PSA 10 sells for 6.6x a PSA 9

Three-Outcome EV Calculator

PSA 9 acquisition cost ($)

PSA resub cost ($)

Probability of each outcome (must total 100%)

PSA 10 (upgrade) 15%

PSA 9 (regrade) 70%

PSA 8 (downgrade) 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

Math favors holding the 9

SV: Scarlet & Violet 151 #132 Ditto released in 2023 sits in the vintage WOTC tier where gem-mint premiums above $59 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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