MidpointCard Centering Grading Portfolio App

Is Gary Melchionni #21 worth grading?

Basketball · Basketball Cards 1975 Topps · full price guide →

Strong grading candidate — 123× premium in PSA 10

A PSA 10 Gary Melchionni #21 sells for $179 against $1.46 raw: a $178 spread, 123× the ungraded price. A PSA 9 ($15.19) 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)
$1.46
PSA 10
$179
PSA 9
$15.19
Gem premium
123×
As of
Sep 4, 2026

Break-even by outcome and fee

Gary Melchionni #21: 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$179+$153+$128+$27.97
PSA 9$15.19−$11.27−$36.27−$136
PSA 8$4.59−$21.87−$46.87−$147

Net = sale price − $1.46 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?

Gary Melchionni #21: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$56.25+$4.79
50%$97.31+$45.85
75%$138+$86.91

Break-even gem rate at the standard fee: about 22%. 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 →
Gary Melchionni #21: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$233best55/4570/30
PSA 10$179−$53.5755/4575/25
CGC 10$108−$12555/4575/25
SGC 10$108−$12555/4575/25

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.

Gary Melchionni #21 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$179$108$233$108—
9.5————$60.32
9————$15.19
8————$4.59
7————$4.00

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 1975 Topps cards worth checking

Full set checklist →

Grading Gary Melchionni #21 — FAQ

Is Gary Melchionni #21 worth grading?

A PSA 10 Gary Melchionni #21 sells for $179 against $1.46 raw: a $178 spread, 123× the ungraded price. A PSA 9 ($15.19) 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 Gary Melchionni #21 worth compared with raw?

A PSA 10 Gary Melchionni #21 (Basketball Cards 1975 Topps) sells for about $179 versus $1.46 for a raw near-mint copy — a 123× premium as of Sep 4, 2026.

Which grading company is best for Gary Melchionni #21?

By resale value, BGS 10 leads at $233, ahead of PSA 10 at $179. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Gary Melchionni #21 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 Gary Melchionni #21 break even?

At a standard ~$50 fee, submitting Gary Melchionni #21 breaks even when it gems about 22% of the time (a miss assumed to sell at the PSA 9 price of $15.19).

Best on iPhone & Android

Check your basketball 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