Compare Marty Keough values across different grades. See whether grading is worth it based on current prices and PSA gem rates.
Price by Grade
| Grade | Guardian Estimate | Premium vs Raw |
|---|
| Raw / Ungraded | $2.00 | — |
| PSA 8 | $470.00 | +23400% |
| PSA 9 | $517.00 | +25750% |
| PSA 10 Gem Mint | $620.00 | +30900% |
Frequently Asked Questions
Is Marty Keough worth grading? A PSA 10 Marty Keough is worth $620.00 vs $2.00 raw — a 30900% premium.
What is Marty Keough PSA 10 worth? $620.00 as of September 2026.