SWSH09: Brilliant Stars Shaymin V 152/172: PSA 9 vs PSA 10
On SWSH09: Brilliant Stars Shaymin V 152/172, PSA 10 sells for 2.7x a PSA 9, a $33 delta, which is a meaningful PSA 10 premium. Based on the last tracked PSA 10 sale of $52.00 on May 12, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$52.00
Last sale $52.00 on
PSA 9
$19.40
Last sale $19.40 on
PSA 8
$18.00
Last sale $18.00 on
The Spread
The PSA 9 to PSA 10 spread on Shaymin V 152/172 (SWSH09: Brilliant Stars).
$33
Dollar gap, PSA 9 to PSA 10
2.7x
PSA 10 sells for 2.7x 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
SWSH09: Brilliant Stars 152/172 Shaymin V is a modern-era release from 2022. The gap between its PSA 9 and PSA 10 prices is $33.
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