Cards › 1957 Topps Bob Cousy #17
Is the 1957 Topps Bob Cousy #17 worth grading?
Live market numbers as of 2026-10-21 — raw vs. graded value, PSA 10 gem rate, and the breakeven math.
Raw value
$574.90
PSA 9 value
$353,800.00
PSA 10 value
$424,560.00
PSA 10 gem rate
0%
Based on the numbers below, this card is potentially worth grading — a PSA 10 nets an estimated $360,170, 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 | $574.90 |
| Sales tax (8%) | $45.99 |
| Grading fee (priority tier) | $80.00 |
| Shipping | $5.00 |
| Total cost basis | $705.89 |
| Net at PSA 10 (85% payout) | +$360,170.11 (+51023%) |
| Net at PSA 9 (the downside case) | +$300,024.11 |
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 (1,590 graded submissions). Not investment advice — grading outcomes are probabilistic and markets move. © Summit Sports Cards · About · Pricing