Cards › 2018 Donruss Optic Downtown Calvin Ridley #DT-19
Is the 2018 Donruss Optic Downtown Calvin Ridley #DT-19 worth grading?
Live market numbers as of 2026-08-14 — raw vs. graded value, PSA 10 gem rate, and the breakeven math.
Raw value
$305.56
PSA 9 value
$333.90
PSA 10 value
$365.00
PSA 10 gem rate
74.6%
Based on the numbers below, this card is likely not worth grading at current prices — even a PSA 10 result loses an estimated $50 after costs.
The breakeven math
| Line item | Amount |
|---|---|
| Raw purchase | $305.56 |
| Sales tax (8%) | $24.44 |
| Grading fee (value tier) | $25.00 |
| Shipping | $5.00 |
| Total cost basis | $360.00 |
| Net at PSA 10 (85% payout) | −$49.75 (-14%) |
| Net at PSA 9 (the downside case) | −$76.19 |
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 (181 graded submissions). Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing