Compare 1977 World Series 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 | $1.99 | — |
| PSA 8 | $24.59 | +1136% |
| PSA 9 | $70.00 | +3418% |
| PSA 10 Gem Mint | $209.47 | +10426% |
Frequently Asked Questions
Is 1977 World Series worth grading? A PSA 10 1977 World Series is worth $209.47 vs $1.99 raw — a 10426% premium.
What is 1977 World Series PSA 10 worth? $209.47 as of September 2026.