Cards › 1991 Topps Desert Shield Greg Maddux #35
Is the 1991 Topps Desert Shield Greg Maddux #35 worth grading?
Live market numbers as of 2026-10-21 — raw vs. graded value, PSA 10 gem rate, and the breakeven math.
Raw value
$67.50
PSA 9 value
$401.45
PSA 10 value
$1,592.84
PSA 10 gem rate
5.3%
Based on the numbers below, this card is potentially worth grading — a PSA 10 nets an estimated $1,196, but the 5.3% gem rate means the 10 is far from guaranteed. Weigh the PSA 9 outcome below.
The breakeven math
| Line item | Amount |
|---|---|
| Raw purchase | $67.50 |
| Sales tax (8%) | $5.40 |
| Grading fee (priority tier) | $80.00 |
| Shipping | $5.00 |
| Total cost basis | $157.90 |
| Net at PSA 10 (85% payout) | +$1,196.01 (+757%) |
| Net at PSA 9 (the downside case) | +$183.33 |
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 (542 graded submissions). Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing