Compare John Curtis 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 | $1.08 | — |
| PSA 8 | $9.99 | +825% |
| PSA 9 | $11.00 | +919% |
| PSA 10 Gem Mint | $120.69 | +11075% |
Frequently Asked Questions
Is John Curtis worth grading? A PSA 10 John Curtis is worth $120.69 vs $1.08 raw — a 11075% premium.
What is John Curtis PSA 10 worth? $120.69 as of September 2026.