SV01: Scarlet & Violet Base Set Riolu 215/198: PSA 9 vs PSA 10
On SV01: Scarlet & Violet Base Set Riolu 215/198, PSA 10 sells for 8.4x a PSA 9, a $355 delta, which is an unusually wide gem-mint premium. Based on the most recent PSA 10 sale of $380.00 on May 18, 2026, the crack-and-resub math favors the resub: expected value is positive even at a conservative 15% upgrade probability.
PSA 10
$402.24
Last sale $380.00 on
PSA 9
$47.70
Last sale $50.00 on
PSA 8
$30.50
Last sale $25.00 on
The Spread
The PSA 9 to PSA 10 spread on Riolu 215/198 (SV01: Scarlet & Violet Base Set).
$355
Dollar gap, PSA 9 to PSA 10
8.4x
PSA 10 sells for 8.4x 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
Where this card lands in the broader SV01: Scarlet & Violet Base Set picture: a modern-era card carrying a $355 gap between PSA 9 and PSA 10, an 8.4x multiple on the PSA 9 price.
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