Compare Mike Henneman 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 | $1.34 | — |
| PSA 10 Gem Mint | $19.45 | +1351% |
Frequently Asked Questions
Is Mike Henneman worth grading? A PSA 10 Mike Henneman is worth $19.45 vs $1.34 raw — a 1351% premium.
What is Mike Henneman PSA 10 worth? $19.45 as of September 2026.