Compare Ryan Mountcastle [Platinum] 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 | $1.50 | — |
| PSA 8 | $6.31 | +321% |
| PSA 9 | $12.19 | +713% |
| PSA 10 Gem Mint | $35.77 | +2285% |
Frequently Asked Questions
Is Ryan Mountcastle [Platinum] worth grading? A PSA 10 Ryan Mountcastle [Platinum] is worth $35.77 vs $1.50 raw — a 2285% premium.
What is Ryan Mountcastle [Platinum] PSA 10 worth? $35.77 as of August 2026.