SV: Scarlet & Violet 151 Blastoise ex 200/165: PSA 9 vs PSA 10
On SV: Scarlet & Violet 151 Blastoise ex 200/165, PSA 10 sells for 3.7x a PSA 9, a $483 delta, which is a wide gem-mint premium. Based on the most recent PSA 10 sale of $697.50 on May 31, 2026, the crack-and-resub math favors the resub: expected value is positive even at a conservative 15% upgrade probability.
PSA 10
$661.84
Last sale $697.50 on
PSA 9
$178.94
Last sale $185.00 on
PSA 8
$142.87
Last sale $150.00 on
The Spread
The PSA 9 to PSA 10 spread on Blastoise ex 200/165 (SV: Scarlet & Violet 151).
$483
Dollar gap, PSA 9 to PSA 10
3.7x
PSA 10 sells for 3.7x 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 151 200/165 Blastoise ex is a modern-era release from 2023. The gap between its PSA 9 and PSA 10 prices is $483.
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