Midpoint - Card Centering Tool
Mariano Rivera #64 (Baseball Cards 1998 Score Rookie Traded) — is it worth grading?

Is Mariano Rivera #64 worth grading?

Baseball · Baseball Cards 1998 Score Rookie Traded · full price guide →

Worth grading only if it gems

A PSA 10 Mariano Rivera #64 brings $30.33 versus $0.99 raw — a $29.34 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($8.99) only about breaks even after fees, so the case rests on gemming.

Raw (NM)
$0.99
PSA 10
$30.33
PSA 9
$8.99
Gem premium
31×
As of
Jul 11, 2026

Break-even by outcome and fee

Mariano Rivera #64: net result of grading versus selling raw, by outcome and fee tier
If it comes back…Sells forEconomy / bulk (~$25.00)Standard (~$50.00)Express (~$150)
Gem — PSA 10$30.33+$4.34−$20.66−$121
PSA 9$8.99−$17.00−$42.00−$142

Net = sale price − $0.99 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.

Expected value — how often does it need to gem?

Mariano Rivera #64: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$14.32−$36.66
50%$19.66−$31.33
75%$24.99−$26.00

At the standard fee this submission does not break even at any realistic gem rate unless the miss lands above the 9 price.

Which grader pays the most — and what a 10 takes

All centering standards
Mariano Rivera #64: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$39.00best55/4570/30
PSA 10$30.33−$8.6755/4575/25
CGC 10$18.00−$21.0055/4575/25
SGC 10$18.00−$21.0055/4575/25

Tolerances are each company's published centering standard for its top grade; surface, corners and edges must also be clean. Centering is the one you can measure yourself before you pay.

Mariano Rivera #64 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$30.33$18.00$39.00$18.00
9.5$10.00
9$8.99

Run your own numbers

Should I pay this?

Enter the seller’s asking price to see your net outcome per grade.

Other 1998 Score Rookie Traded cards worth checking

Full set checklist

Grading Mariano Rivera #64 — FAQ

Is Mariano Rivera #64 worth grading?

A PSA 10 Mariano Rivera #64 brings $30.33 versus $0.99 raw — a $29.34 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($8.99) only about breaks even after fees, so the case rests on gemming.

How much is a PSA 10 Mariano Rivera #64 worth compared with raw?

A PSA 10 Mariano Rivera #64 (Baseball Cards 1998 Score Rookie Traded) sells for about $30.33 versus $0.99 for a raw near-mint copy — a 31× premium as of Jul 11, 2026.

Which grading company is best for Mariano Rivera #64?

By resale value, BGS 10 leads at $39.00, ahead of PSA 10 at $30.33. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Mariano Rivera #64 need for a BGS 10?

BGS publishes 55/45 front and 70/30 back centering as the tolerance for a 10 (Gem Mint). Off-center copies are capped below the top grade regardless of surface — measure yours before paying the fee.

Is your baseball card centered well enough to grade?

Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.

Check my card free