Updated Jun 16, 9:13 PM
Latest available values by grader and grade.
Grading economics
At current prices, a PSA 10 St. Marcus Mars (Alternate Art) is worth +$22.09 after grading costs — but a PSA 9 comes back -$43.10.
| Raw (NM) market price | $23.61 |
|---|---|
| PSA grading fee (Value) | $32.99 |
| Total cost to grade | $56.60 |
| PSA 10 value ($78.69) | +$22.09 |
| PSA 9 value ($13.50) | -$43.10 |
Estimates use current market prices and PSA's Value service fee. Centering, surface condition, and turnaround risk are not factored in. Not financial advice. How we calculate prices
Completed sales
Real eBay transactions: what buyers actually paid, not asking prices. The most recent sale was a ungraded copy for $17.35 on June 15, 2026.
