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Grading expected value
Worth grading
Expected profit: $0.41 (+1% ROI)
PSA 10 Chance
90.3%
$33.99 per PSA 10
PSA 9 Chance
7.5%
$17.00 per PSA 9
Grading cost
Based on 4,636 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 | 4,185 | 90.3% |
| PSA 9 | 349 | 7.5% |
| PSA 8 | 59 | 1.3% |
| PSA 7 | 19 | 0.4% |
| PSA 6 | 16 | 0.3% |
| PSA 5 | 7 | 0.2% |
| PSA 4 | 1 | 0.0% |
| Total | 4,636 | 100% |
