Midpoint - Card Centering Tool

Is Dave Winfield #307 worth grading?

Baseball · Baseball Cards 1990 Score · full price guide →

Worth grading only if it gems

A PSA 10 Dave Winfield #307 brings $35.13 versus $1.25 raw — a $33.88 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($5.21) only about breaks even after fees, so the case rests on gemming.

Raw (NM)
$1.25
PSA 10
$35.13
PSA 9
$5.21
Gem premium
28×
As of
Jul 11, 2026

Break-even by outcome and fee

Dave Winfield #307: 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$35.13+$8.88−$16.12−$116
PSA 9$5.21−$21.04−$46.04−$146

Net = sale price − $1.25 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?

Dave Winfield #307: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$12.69−$38.56
50%$20.17−$31.08
75%$27.65−$23.60

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
Dave Winfield #307: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$46.00best55/4570/30
PSA 10$35.13−$10.8755/4575/25
CGC 10$21.00−$25.0055/4575/25
SGC 10$21.00−$25.0055/4575/25

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.

Dave Winfield #307 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$35.13$21.00$46.00$21.00
9.5$6.00
9$5.21

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Grading Dave Winfield #307 — FAQ

Is Dave Winfield #307 worth grading?

A PSA 10 Dave Winfield #307 brings $35.13 versus $1.25 raw — a $33.88 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($5.21) only about breaks even after fees, so the case rests on gemming.

How much is a PSA 10 Dave Winfield #307 worth compared with raw?

A PSA 10 Dave Winfield #307 (Baseball Cards 1990 Score) sells for about $35.13 versus $1.25 for a raw near-mint copy — a 28× premium as of Jul 11, 2026.

Which grading company is best for Dave Winfield #307?

By resale value, BGS 10 leads at $46.00, ahead of PSA 10 at $35.13. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Dave Winfield #307 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.

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