Compare Ken Johnson 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 | $1.05 | — |
| PSA 8 | $19.99 | +1804% |
| PSA 9 | $78.94 | +7418% |
| PSA 10 Gem Mint | $177.04 | +16761% |
Frequently Asked Questions
Is Ken Johnson worth grading? A PSA 10 Ken Johnson is worth $177.04 vs $1.05 raw — a 16761% premium.
What is Ken Johnson PSA 10 worth? $177.04 as of October 2026.