SLABLYTICS Track Free During Beta

SV03: Obsidian Flames Ryme 221/197: PSA 9 vs PSA 10

On SV03: Obsidian Flames Ryme 221/197, PSA 10 sells for 3.1x a PSA 9, a $28 delta, which is a wide gem-mint premium. Based on the last tracked PSA 10 sale of $39.99 on Feb 22, 2026, the math leans toward holding the 9: expected value turns negative at conservative upgrade probabilities once the resub fee is in.

SV03: Obsidian Flames Ryme 221/197
PSA 10
$40.71
Last sale $39.99 on
PSA 9
$13.00
Last sale $8.99 on
PSA 8
$5.96
Last sale $4.41 on

The Spread

The PSA 9 to PSA 10 spread on Ryme 221/197 (SV03: Obsidian Flames).

$28
Dollar gap, PSA 9 to PSA 10
3.1x
PSA 10 sells for 3.1x 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 SV03: Obsidian Flames picture: a modern-era card carrying a $28 gap between PSA 9 and PSA 10, a 3.1x multiple on the PSA 9 price.

Track every grade tier. Spot every gap.

Real PSA prices across every grade tier. Free during beta.

Get Free Beta Access
Founding Member Cohort · Limited to the First 100 Members.