Graded economics-47%
PSA 10$79.08Market grade-curve estimate
PSA 9$29.12Market grade-curve estimate
PSA 8-Market grade-curve estimate
Net EV$-28.28$31.50 net sale vs $59.78 cost
Outcome mix10 16% / 9 84%
Assumption$25.00 grade, 15% sale haircut
PSA 10/9 premium2.7x
PopulationPSA 10
Gem rate15.9%
PSA 10 pop37
Total pop233
SourceGemRate card search enrichment
PSA 10 velocity-
Total velocity-
SnapshotJun 22, 2026
Scarcity57/100
LabelWatch
Confidence100/100
Supply71/100
Demand15/100
Gem rate 15.9%PSA 10 pop 37/233PSA 10/9 premium 2.7xSupply constraint 71/100
Raw validationconfirmed
TCG market$25.80
Pulse price$34.78
Delta-26%
CheckedJun 22, 2026
Blastoise ex - 2006 (Hiroki Yano)PSA comps refreshed Jun 22, 2026PSA sales window 365 days
Signal context2
Support$14.18 floor, 2 tests
Drawdown49% 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.