SLABLYTICS Track Free During Beta

SV01: Scarlet & Violet Base Set Banette ex 88/198: PSA 9 vs PSA 10

SV01: Scarlet & Violet Base Set Banette ex 88/198 shows a wide gem-mint premium between PSA 9 and PSA 10: a $24 dollar gap, with the gem mint multiplier at 3x. Based on the last tracked PSA 10 sale of $35.00 on Apr 17, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.

SV01: Scarlet & Violet Base Set Banette ex 88/198
PSA 10
$35.00
Last sale $35.00 on
PSA 9
$11.50
Last sale $11.50 on
PSA 8
$12.00
Last sale $12.00 on

The Spread

The PSA 9 to PSA 10 spread on Banette ex 88/198 (SV01: Scarlet & Violet Base Set).

$24
Dollar gap, PSA 9 to PSA 10
3x
PSA 10 sells for 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

SV01: Scarlet & Violet Base Set 88/198 Banette ex is a modern-era release from 2023. The gap between its PSA 9 and PSA 10 prices is $24.

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.