Cards › 1970 O Pee Chee Roberto Clemente #350
Is the 1970 O Pee Chee Roberto Clemente #350 worth grading?
Live market numbers as of 2026-10-21 — raw vs. graded value, PSA 10 gem rate, and the breakeven math.
Raw value
$42.76
PSA 9 value
$855.22
PSA 10 value
$5,603.54
PSA 10 gem rate
0%
Based on the numbers below, this card is potentially worth grading — a PSA 10 nets an estimated $4,632, but the 0% gem rate means the 10 is far from guaranteed. Weigh the PSA 9 outcome below.
The breakeven math
| Line item | Amount |
|---|---|
| Raw purchase | $42.76 |
| Sales tax (8%) | $3.42 |
| Grading fee (priority tier) | $80.00 |
| Shipping | $5.00 |
| Total cost basis | $131.18 |
| Net at PSA 10 (85% payout) | +$4,631.83 (+3531%) |
| Net at PSA 9 (the downside case) | +$595.76 |
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. Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing