Graded economics-20%
PSA 10$53.56PriceCharting crawler
PSA 9$20.00PriceCharting crawler
PSA 8-PriceCharting crawler
Net EV$-7.28$29.14 net sale vs $36.42 cost
Outcome mix10 43% / 9 57%
Assumption$25.00 grade, 15% sale haircut
PSA 10/9 premium2.7x
PopulationPSA 10
Gem rate42.6%
PSA 10 pop2,026
Total pop4,759
SourceGemRate card search enrichment
PSA 10 velocity-
Total velocity-
SnapshotJun 22, 2026
Scarcity30/100
LabelWeak
Confidence100/100
Supply33/100
Demand2/100
Gem rate 42.6%PSA 10 pop 2026/4759PSA 10/9 premium 2.7xSupply constraint 33/100
Raw validationconfirmed
TCG market$11.67
Pulse price$11.42
Delta+2%
CheckedJun 21, 2026
Iono - 254/193PSA comps refreshed Jun 22, 2026
Signal context1
Drawdown56% off peak, Recovering
*All-time high/low are within the tracked window (2024-03-08 - 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.