Cards › 2025 Panini Donruss Downtown Calvin Johnson #4
Is the 2025 Panini Donruss Downtown Calvin Johnson #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
$372.98
PSA 9 value
$429.40
PSA 10 value
$592.20
PSA 10 gem rate
76%
Based on the numbers below, this card is a strong grading candidate at current prices: a PSA 10 nets an estimated $16 profit and 76% of recent submissions gemmed.
The breakeven math
| Line item | Amount |
|---|---|
| Raw purchase | $372.98 |
| Sales tax (8%) | $29.84 |
| Grading fee (priority tier) | $80.00 |
| Shipping | $5.00 |
| Total cost basis | $487.82 |
| Net at PSA 10 (85% payout) | +$15.55 (+3%) |
| Net at PSA 9 (the downside case) | −$122.83 |
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.
Run this card with YOUR costs
Set your own grading tier, tax rate, and payout — then screen the entire catalog for cards that beat this one. Free for 14 days, no credit card.
Start free trialCard pricing data provided by SportsCardsPro, a service of PriceCharting. Gem rates reflect recent PSA population data (1,269 graded submissions). Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing