Graded economics-20%
PSA 10$61.63PriceCharting crawler
PSA 9$18.21PriceCharting crawler
PSA 8$14.00PriceCharting crawler
Net EV$-7.64$30.24 net sale vs $37.88 cost
Outcome mix10 42% / 9 40% / 8 19%
Assumption$25.00 grade, 15% sale haircut
PSA 10/9 premium3.4x
PopulationPSA 10
Gem rate41.8%
PSA 10 pop762
Total pop1,823
SourceGemRate snapshot enrichment
PSA 10 velocity-
Total velocity-
SnapshotJun 20, 2026
Scarcity37/100
LabelWeak
Confidence100/100
Supply34/100
Demand7/100
Gem rate 41.8%PSA 10 pop 762/1823PSA 10/9 premium 3.4xSupply constraint 34/100
Raw validationconfirmed
TCG market$14.07
Pulse price$12.88
Delta+9%
CheckedJun 21, 2026
Archaludon ex - 241/191PSA comps refreshed Jun 22, 2026
Signal context1
Drawdown58% off peak, Recovering
*All-time high/low are within the tracked window (2024-11-08 - 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.