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Market prices
Grading expected value
Not worth grading
Expected loss: $2.39 (-8% ROI)
PSA 10 Chance
82.5%
$32.67 per PSA 10
PSA 9 Chance
11.8%
$16.33 per PSA 9
Grading cost
Based on 7,717 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 | 6,370 | 82.5% |
| PSA 9 | 914 | 11.8% |
| PSA 8 | 357 | 4.6% |
| PSA 7 | 34 | 0.4% |
| PSA 6 | 26 | 0.3% |
| PSA 5 | 8 | 0.1% |
| PSA 4 | 8 | 0.1% |
| Total | 7,717 | 100% |











