Compare John Denny 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 | $1.30 | — |
| PSA 10 Gem Mint | $99.02 | +7517% |
Frequently Asked Questions
Is John Denny worth grading? A PSA 10 John Denny is worth $99.02 vs $1.30 raw — a 7517% premium.
What is John Denny PSA 10 worth? $99.02 as of September 2026.