MidpointCard Centering Grading Portfolio App

Is Mark McGwire #200 worth grading?

Baseball · Baseball Cards 1989 Sportflics · full price guide →

Strong grading candidate — 25× premium in PSA 10

A PSA 10 Mark McGwire #200 sells for $55.45 against $2.25 raw: a $53.20 spread, 25× the ungraded price. A PSA 9 ($15.00) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

Raw (NM)
$2.25
PSA 10
$55.45
PSA 9
$15.00
Gem premium
25×
As of
Sep 4, 2026

Break-even by outcome and fee

Mark McGwire #200: 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$55.45+$28.20+$3.20−$96.80
PSA 9$15.00−$12.25−$37.25−$137
PSA 8$3.25−$24.00−$49.00−$149

Net = sale price − $2.25 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?

Mark McGwire #200: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$25.11−$27.14
50%$35.23−$17.02
75%$45.34−$6.91

Break-even gem rate at the standard fee: about 92%. 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 →
Mark McGwire #200: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$72.00best55/4570/30
PSA 10$55.45−$16.5555/4575/25
CGC 10$33.00−$39.0055/4575/25
SGC 10$33.00−$39.0055/4575/25

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.

Mark McGwire #200 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$55.45$33.00$72.00$33.00—
9.5————$17.00
9————$15.00
8————$3.25

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 1989 Sportflics cards worth checking

Full set checklist →

Grading Mark McGwire #200 — FAQ

Is Mark McGwire #200 worth grading?

A PSA 10 Mark McGwire #200 sells for $55.45 against $2.25 raw: a $53.20 spread, 25× the ungraded price. A PSA 9 ($15.00) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

How much is a PSA 10 Mark McGwire #200 worth compared with raw?

A PSA 10 Mark McGwire #200 (Baseball Cards 1989 Sportflics) sells for about $55.45 versus $2.25 for a raw near-mint copy — a 25× premium as of Sep 4, 2026.

Which grading company is best for Mark McGwire #200?

By resale value, BGS 10 leads at $72.00, ahead of PSA 10 at $55.45. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Mark McGwire #200 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 Mark McGwire #200 break even?

At a standard ~$50 fee, submitting Mark McGwire #200 breaks even when it gems about 92% of the time (a miss assumed to sell at the PSA 9 price of $15.00).

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