MidpointCard Centering Grading Portfolio App

Is Jim Slaton #628 worth grading?

Baseball · Baseball Cards 1973 Topps · full price guide →

Worth grading — even a PSA 9 beats raw

A PSA 10 Jim Slaton #628 sells for $300 against $2.63 raw: a $297 spread, 114× the ungraded price. Even a PSA 9 ($31.34) 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)
$2.63
PSA 10
$300
PSA 9
$31.34
Gem premium
114×
As of
Sep 3, 2026

Break-even by outcome and fee

Jim Slaton #628: 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$300+$272+$247+$147
PSA 9$31.34+$3.71−$21.29−$121
PSA 8$20.49−$7.14−$32.14−$132

Net = sale price − $2.63 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?

Jim Slaton #628: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$98.53+$45.90
50%$166+$113
75%$233+$180

Break-even gem rate at the standard fee: about 8%. 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
Jim Slaton #628: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$390best55/4570/30
PSA 10$300−$89.8955/4575/25
CGC 10$180−$21055/4575/25
SGC 10$180−$21055/4575/25

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.

Jim Slaton #628 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$300$180$390$180
9.5$92.97
9$31.34
8$20.49
7$1.74

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 1973 Topps cards worth checking

Full set checklist

Grading Jim Slaton #628 — FAQ

Is Jim Slaton #628 worth grading?

A PSA 10 Jim Slaton #628 sells for $300 against $2.63 raw: a $297 spread, 114× the ungraded price. Even a PSA 9 ($31.34) 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 Jim Slaton #628 worth compared with raw?

A PSA 10 Jim Slaton #628 (Baseball Cards 1973 Topps) sells for about $300 versus $2.63 for a raw near-mint copy — a 114× premium as of Sep 3, 2026.

Which grading company is best for Jim Slaton #628?

By resale value, BGS 10 leads at $390, ahead of PSA 10 at $300. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Jim Slaton #628 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 Jim Slaton #628 break even?

At a standard ~$50 fee, submitting Jim Slaton #628 breaks even when it gems about 8% of the time (a miss assumed to sell at the PSA 9 price of $31.34).

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