SV04: Paradox Rift Tapu Koko ex 68/182: PSA 9 vs PSA 10
On SV04: Paradox Rift Tapu Koko ex 68/182, PSA 10 sells for 2.3x a PSA 9, a $12 delta, which is a meaningful PSA 10 premium. Based on the last tracked PSA 10 sale of $21.99 on May 1, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$21.99
Last sale $21.99 on
PSA 9
$9.50
Last sale $12.00 on
PSA 8
—
Limited recent sales tracked. Pull eBay sold comps before acting.
The Spread
The PSA 9 to PSA 10 spread on Tapu Koko ex 68/182 (SV04: Paradox Rift).
$12
Dollar gap, PSA 9 to PSA 10
2.3x
PSA 10 sells for 2.3x 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
SV04: Paradox Rift 68/182 Tapu Koko ex is a modern-era release from 2023. The gap between its PSA 9 and PSA 10 prices is $12.
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