SWSH09: Brilliant Stars Lumineon V 40/172: PSA 9 vs PSA 10
SWSH09: Brilliant Stars Lumineon V 40/172 shows an unusually wide gem-mint premium between PSA 9 and PSA 10: a $47 dollar gap, with the gem mint multiplier at 9.6x. Based on the most recent PSA 10 sale of $66.28 on May 29, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$52.54
Last sale $66.28 on
PSA 9
$5.50
Last sale $5.50 on
PSA 8
$10.00
Last sale $13.50 on
The Spread
The PSA 9 to PSA 10 spread on Lumineon V 40/172 (SWSH09: Brilliant Stars).
$47
Dollar gap, PSA 9 to PSA 10
9.6x
PSA 10 sells for 9.6x 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 40/172 Lumineon V Holo is a modern-era release from 2022. The gap between its PSA 9 and PSA 10 prices is $47.
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