Compare Edwin Diaz [Negative Refractor] 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 | $4.56 | — |
| PSA 8 | $7.60 | +67% |
| PSA 9 | $14.57 | +220% |
| PSA 10 Gem Mint | $43.42 | +852% |
Frequently Asked Questions
Is Edwin Diaz [Negative Refractor] worth grading? A PSA 10 Edwin Diaz [Negative Refractor] is worth $43.42 vs $4.56 raw — a 852% premium.
What is Edwin Diaz [Negative Refractor] PSA 10 worth? $43.42 as of November 2026.