MidpointCard Centering Grading Portfolio App

Is Gregg Olson #161 worth grading?

Baseball · Baseball Cards 1993 SP · full price guide →

Strong grading candidate — 69× premium in PSA 10

A PSA 10 Gregg Olson #161 sells for $43.00 against $0.62 raw: a $42.38 spread, 69× the ungraded price. A PSA 9 ($9.95) 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)
$0.62
PSA 10
$43.00
PSA 9
$9.95
Gem premium
69×
As of
Sep 3, 2026

Break-even by outcome and fee

Gregg Olson #161: 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$43.00+$17.38−$7.62−$108
PSA 9$9.95−$15.67−$40.67−$141

Net = sale price − $0.62 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?

Gregg Olson #161: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$18.21−$32.41
50%$26.48−$24.14
75%$34.74−$15.88

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 →
Gregg Olson #161: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$56.00best55/4570/30
PSA 10$43.00−$13.0055/4575/25
CGC 10$26.00−$30.0055/4575/25
SGC 10$26.00−$30.0055/4575/25

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.

Gregg Olson #161 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$43.00$26.00$56.00$26.00—
9.5————$11.00
9————$9.95

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 1993 SP cards worth checking

Full set checklist →

Grading Gregg Olson #161 — FAQ

Is Gregg Olson #161 worth grading?

A PSA 10 Gregg Olson #161 sells for $43.00 against $0.62 raw: a $42.38 spread, 69× the ungraded price. A PSA 9 ($9.95) 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 Gregg Olson #161 worth compared with raw?

A PSA 10 Gregg Olson #161 (Baseball Cards 1993 SP) sells for about $43.00 versus $0.62 for a raw near-mint copy — a 69× premium as of Sep 3, 2026.

Which grading company is best for Gregg Olson #161?

By resale value, BGS 10 leads at $56.00, ahead of PSA 10 at $43.00. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Gregg Olson #161 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.

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