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 | $1.14 | — |
| PSA 8 | $4.25 | +273% |
| PSA 9 | $14.99 | +1215% |
| PSA 10 Gem Mint | $35.09 | +2978% |
Frequently Asked Questions
Is John Curtis worth grading? A PSA 10 John Curtis is worth $35.09 vs $1.14 raw — a 2978% premium.
What is John Curtis PSA 10 worth? $35.09 as of September 2026.