Cards › 2018 Donruss Optic Downtown Baker Mayfield #DT-12
Is the 2018 Donruss Optic Downtown Baker Mayfield #DT-12 worth grading?
Live market numbers as of 2026-06-22 — raw vs. graded value, PSA 10 gem rate, and the breakeven math.
Raw value
$811.21
PSA 9 value
$800.00
PSA 10 value
$1,050.00
PSA 10 gem rate
72%
Based on the numbers below, this card is likely not worth grading at current prices — even a PSA 10 result loses an estimated $14 after costs.
The breakeven math
| Line item | Amount |
|---|---|
| Raw purchase | $811.21 |
| Sales tax (8%) | $64.90 |
| Grading fee (value tier) | $25.00 |
| Shipping | $5.00 |
| Total cost basis | $906.11 |
| Net at PSA 10 (85% payout) | −$13.61 (-2%) |
| Net at PSA 9 (the downside case) | −$226.11 |
Assumptions: $25 grading, $5 shipping, 8% tax on the raw purchase, and keeping 85% of the sale after marketplace fees. Your numbers will differ — run them below.
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Start free trialCard pricing data provided by SportsCardsPro, a service of PriceCharting. Gem rates reflect recent PSA population data (257 graded submissions). Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing