SV04: Paradox Rift Tapu Koko ex 247/182: PSA 9 vs PSA 10
SV04: Paradox Rift Tapu Koko ex 247/182 shows an unusually wide gem-mint premium between PSA 9 and PSA 10: a $100 dollar gap, with the gem mint multiplier at 5.1x. Based on the most recent PSA 10 sale of $122.50 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
$124.73
Last sale $122.50 on
PSA 9
$24.54
Last sale $23.15 on
PSA 8
$25.83
Last sale $29.99 on
The Spread
The PSA 9 to PSA 10 spread on Tapu Koko ex 247/182 (SV04: Paradox Rift).
$100
Dollar gap, PSA 9 to PSA 10
5.1x
PSA 10 sells for 5.1x 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 SV04: Paradox Rift picture: a modern-era card carrying a $100 gap between PSA 9 and PSA 10, a 5.1x multiple on the PSA 9 price.
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