Graded economics-51%
PSA 10$36.00PriceCharting crawler
PSA 9$15.40PriceCharting crawler
PSA 8$13.36PriceCharting crawler
Net EV$-18.61$18.07 net sale vs $36.68 cost
Outcome mix10 31% / 9 47% / 8 22%
Assumption$25.00 grade, 15% sale haircut
PSA 10/9 premium2.3x
PopulationPSA 10
Gem rate30.6%
PSA 10 pop196
Total pop640
SourceGemRate snapshot enrichment
PSA 10 velocity-
Total velocity-
SnapshotJun 20, 2026
Scarcity40/100
LabelWeak
Confidence100/100
Supply48/100
Demand0/100
Gem rate 30.6%PSA 10 pop 196/640PSA 10/9 premium 2.3xSupply constraint 48/100
Raw validationconfirmed
TCG market$14.59
Pulse price$11.68
Delta+25%
CheckedJun 21, 2026
Buddy-Buddy PoffinPSA comps refreshed Jun 22, 2026
Signal context1
Drawdown66% off peak, Recovering
*All-time high/low are within the tracked window (2024-06-08 - 2026-09-15). Raw, ungraded TCGplayer market price (blue) and cheapest listing (grey) via the free TCGCSV mirror. Personal, non-commercial prototype - not investment advice.