SV: Scarlet & Violet 151 Blastoise ex 184/165: PSA 9 vs PSA 10
SV: Scarlet & Violet 151 Blastoise ex 184/165 shows a wide gem-mint premium between PSA 9 and PSA 10: a $120 dollar gap, with the gem mint multiplier at 4.5x. Based on the most recent PSA 10 sale of $161.25 on May 28, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$154.67
Last sale $161.25 on
PSA 9
$34.50
Last sale $41.50 on
PSA 8
$26.71
Last sale $21.50 on
The Spread
The PSA 9 to PSA 10 spread on Blastoise ex 184/165 (SV: Scarlet & Violet 151).
$120
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
SV: Scarlet & Violet 151 184/165 Blastoise ex is a modern-era release from 2023. The gap between its PSA 9 and PSA 10 prices is $120.
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