Graded economics-7%
PSA 10$80.00PriceCharting crawler
PSA 9$39.00PriceCharting crawler
PSA 8$35.53PriceCharting crawler
Net EV$-2.82$38.89 net sale vs $41.71 cost
Outcome mix10 19% / 9 55% / 8 26%
Assumption$25.00 grade, 15% sale haircut
PSA 10/9 premium2.1x
PopulationPSA 10
Gem rate18.7%
PSA 10 pop48
Total pop257
SourceGemRate snapshot enrichment
PSA 10 velocity-
Total velocity-
SnapshotJun 21, 2026
Scarcity51/100
LabelWeak
Confidence100/100
Supply66/100
Demand16/100
Gem rate 18.7%PSA 10 pop 48/257PSA 10/9 premium 2.1xSupply constraint 66/100
Raw validationconfirmed
TCG market$15.75
Pulse price$16.71
Delta-6%
CheckedJun 21, 2026
Escape Rope (Secret)PSA comps refreshed Jun 22, 2026
Signal context1
Drawdown77% off peak, Basing
*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.