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Market prices
Grading expected value
Not worth grading
Expected loss: $4.59 (-14% ROI)
PSA 10 Chance
89.5%
$28.67 per PSA 10
PSA 9 Chance
9.6%
$14.33 per PSA 9
Grading cost
Based on 617 graded samples. PSA 9 ≈ 50% of PSA 10, PSA 8 ≈ 25%. Actual results may vary.
PSA population
View on PSA| Grade | Population | % of Total |
|---|---|---|
| PSA 10 | 552 | 89.5% |
| PSA 9 | 59 | 9.6% |
| PSA 8 | 5 | 0.8% |
| PSA 7 | 1 | 0.2% |
| Total | 617 | 100% |
