Compare Keith Hernandez 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 | $1.52 | — |
| PSA 8 | $12.00 | +689% |
| PSA 9 | $14.99 | +886% |
| PSA 10 Gem Mint | $34.99 | +2202% |
Frequently Asked Questions
Is Keith Hernandez worth grading? A PSA 10 Keith Hernandez is worth $34.99 vs $1.52 raw — a 2202% premium.
What is Keith Hernandez PSA 10 worth? $34.99 as of September 2026.