Compare Ken Singleton 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 | $2.28 | — |
| PSA 8 | $22.73 | +897% |
| PSA 9 | $35.50 | +1457% |
| PSA 10 Gem Mint | $429.25 | +18727% |
Frequently Asked Questions
Is Ken Singleton worth grading? A PSA 10 Ken Singleton is worth $429.25 vs $2.28 raw — a 18727% premium.
What is Ken Singleton PSA 10 worth? $429.25 as of September 2026.