SWSH09: Brilliant Stars Drampa V 128/172: PSA 9 vs PSA 10
On SWSH09: Brilliant Stars Drampa V 128/172, PSA 10 sells for 4.5x a PSA 9, a $40 delta, which is a wide gem-mint premium. Based on the last tracked PSA 10 sale of $51.00 on Apr 4, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$51.00
Last sale $51.00 on
PSA 9
$11.40
Last sale $11.40 on
PSA 8
$7.50
Last sale $7.50 on
The Spread
The PSA 9 to PSA 10 spread on Drampa V 128/172 (SWSH09: Brilliant Stars).
$40
Dollar gap, PSA 9 to PSA 10
4.5x
PSA 10 sells for 4.5x 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 128/172 Drampa V Holo is a modern-era release from 2022. The gap between its PSA 9 and PSA 10 prices is $40.
Other SWSH09: Brilliant Stars Heavy Hitters
Track every grade tier. Spot every gap.
Real PSA prices across every grade tier. Free during beta.
Get Free Beta AccessFounding Member Cohort · Limited to the First 100 Members.