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Market prices
Grading expected value
Not worth grading
Expected loss: $4.06 (-13% ROI)
PSA 10 Chance
91.1%
$29.33 per PSA 10
PSA 9 Chance
5.4%
$14.66 per PSA 9
Grading cost
Based on 720 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 | 656 | 91.1% |
| PSA 9 | 39 | 5.4% |
| PSA 8 | 9 | 1.3% |
| PSA 7 | 10 | 1.4% |
| PSA 6 | 6 | 0.8% |
| Total | 720 | 100% |
