SV03: Obsidian Flames Houndstone ex 102/197: PSA 9 vs PSA 10
The PSA 10 to PSA 9 spread on SV03: Obsidian Flames Houndstone ex 102/197 is a wide gem-mint premium: $21, with PSA 10 copies trading at 4x a PSA 9. Based on the last tracked PSA 10 sale of $19.99 on Aug 11, 2025, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.
PSA 10
$27.47
Last sale $19.99 on
PSA 9
$6.88
Last sale $4.25 on
PSA 8
$7.01
Last sale $7.01 on
The Spread
The PSA 9 to PSA 10 spread on Houndstone ex 102/197 (SV03: Obsidian Flames).
$21
Dollar gap, PSA 9 to PSA 10
4x
PSA 10 sells for 4x 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
SV03: Obsidian Flames 102/197 Houndstone ex is a modern-era release from 2023. The gap between its PSA 9 and PSA 10 prices is $21.
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