MidpointCard Centering Grading Portfolio App
Keith Hernandez #371 (Baseball Cards 1979 O Pee Chee) — is it worth grading?

Is Keith Hernandez #371 worth grading?

Baseball · Baseball Cards 1979 O Pee Chee · full price guide →

Worth grading — even a PSA 9 beats raw

A PSA 10 Keith Hernandez #371 sells for $216 against $2.17 raw: a $213 spread, 99× the ungraded price. Even a PSA 9 ($40.00) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

Raw (NM)
$2.17
PSA 10
$216
PSA 9
$40.00
Gem premium
99×
As of
Sep 3, 2026

Break-even by outcome and fee

Keith Hernandez #371: 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$216+$188+$163+$63.49
PSA 9$40.00+$12.83−$12.17−$112
PSA 8$36.69+$9.52−$15.48−$115

Net = sale price − $2.17 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?

Keith Hernandez #371: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$83.91+$31.74
50%$128+$75.66
75%$172+$120

Break-even gem rate at the standard fee: about 7%. Centering is the usual reason a clean copy misses — measure it before you decide.

Which grader pays the most — and what a 10 takes

All centering standards →
Keith Hernandez #371: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$280best55/4570/30
PSA 10$216−$64.3455/4575/25
CGC 10$129−$15155/4575/25
SGC 10$129−$15155/4575/25

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.

Keith Hernandez #371 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$216$129$280$129—
9.5————$69.99
9————$40.00
8————$36.69
7————$10.75

Swipe the table for the other grading companies →

Run your own numbers

Should I pay this?

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

Other 1979 O Pee Chee cards worth checking

Full set checklist →

Grading Keith Hernandez #371 — FAQ

Is Keith Hernandez #371 worth grading?

A PSA 10 Keith Hernandez #371 sells for $216 against $2.17 raw: a $213 spread, 99× the ungraded price. Even a PSA 9 ($40.00) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

How much is a PSA 10 Keith Hernandez #371 worth compared with raw?

A PSA 10 Keith Hernandez #371 (Baseball Cards 1979 O Pee Chee) sells for about $216 versus $2.17 for a raw near-mint copy — a 99× premium as of Sep 3, 2026.

Which grading company is best for Keith Hernandez #371?

By resale value, BGS 10 leads at $280, ahead of PSA 10 at $216. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Keith Hernandez #371 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.

What gem rate makes grading Keith Hernandez #371 break even?

At a standard ~$50 fee, submitting Keith Hernandez #371 breaks even when it gems about 7% of the time (a miss assumed to sell at the PSA 9 price of $40.00).

Best on iPhone & Android

Check your baseball card in the Midpoint app

Scan with your camera to measure centering to the millimeter, get an AI grade with corner and edge close-ups, see what your copy is worth, and track it in your portfolio. Free to start.

Download on the App StoreGet it on Google Play

Or try it on the web →

Best on iPhone & Android

The full Midpoint experience is in the app

Scan with your camera, get AI grades with corner and edge close-ups, issue Grade Certificates, set price alerts, track your portfolio and talk to other collectors — everything here, plus the parts a browser can't do. Free to start.

Download on the App StoreGet it on Google Play