Cards › 2021 Panini Diamond Kings Downtown Mike Trout #D-4
Is the 2021 Panini Diamond Kings Downtown Mike Trout #D-4 worth grading?
Live market numbers as of 2026-10-21 — raw vs. graded value, PSA 10 gem rate, and the breakeven math.
Raw value
$379.99
PSA 9 value
$385.00
PSA 10 value
$429.92
PSA 10 gem rate
56.2%
Based on the numbers below, this card is likely not worth grading at current prices — even a PSA 10 result loses an estimated $130 after costs.
The breakeven math
| Line item | Amount |
|---|---|
| Raw purchase | $379.99 |
| Sales tax (8%) | $30.40 |
| Grading fee (priority tier) | $80.00 |
| Shipping | $5.00 |
| Total cost basis | $495.39 |
| Net at PSA 10 (85% payout) | −$129.96 (-26%) |
| Net at PSA 9 (the downside case) | −$168.14 |
Assumptions: $80 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 (80 graded submissions). Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing