Compare Denny Riddleberger 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 | $1.64 | — |
| PSA 8 | $22.75 | +1287% |
| PSA 9 | $152.25 | +9184% |
| PSA 10 Gem Mint | $216.37 | +13093% |
Frequently Asked Questions
Is Denny Riddleberger worth grading? A PSA 10 Denny Riddleberger is worth $216.37 vs $1.64 raw — a 13093% premium.
What is Denny Riddleberger PSA 10 worth? $216.37 as of September 2026.