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Market prices
Grading expected value
Worth grading
Expected profit: $3.89 (+12% ROI)
PSA 10 Chance
89.2%
$37.87 per PSA 10
PSA 9 Chance
8.6%
$18.93 per PSA 9
Grading cost
Based on 3,999 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 | 3,568 | 89.2% |
| PSA 9 | 345 | 8.6% |
| PSA 8 | 60 | 1.5% |
| PSA 7 | 12 | 0.3% |
| PSA 6 | 10 | 0.3% |
| PSA 5 | 3 | 0.1% |
| PSA 4 | 1 | 0.0% |
| Total | 3,999 | 100% |











