MidpointCard Centering Grading Portfolio App
Zack Gelof [Amethyst] #RA-ZG (Baseball Cards 2024 Topps Triple Threads Rookie Autograph) — is it worth grading?

Is Zack Gelof [Amethyst] #RA-ZG worth grading?

Baseball · Baseball Cards 2024 Topps Triple Threads Rookie Autograph · full price guide →

Strong grading candidate — 4.9× premium in PSA 10

A PSA 10 Zack Gelof [Amethyst] #RA-ZG sells for $86.19 against $17.42 raw: a $68.77 spread, 4.9× the ungraded price. A PSA 9 ($32.74) 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)
$17.42
PSA 10
$86.19
PSA 9
$32.74
Gem premium
4.9×
As of
Sep 4, 2026

Break-even by outcome and fee

Zack Gelof [Amethyst] #RA-ZG: 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$86.19+$43.77+$18.77−$81.23
PSA 9$32.74−$9.68−$34.68−$135
PSA 8$18.87−$23.55−$48.55−$149

Net = sale price − $17.42 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?

Zack Gelof [Amethyst] #RA-ZG: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$46.10−$21.32
50%$59.47−$7.95
75%$72.83+$5.41

Break-even gem rate at the standard fee: about 65%. 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 →
Zack Gelof [Amethyst] #RA-ZG: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$112best55/4570/30
PSA 10$86.19−$25.8155/4575/25
CGC 10$52.00−$60.0055/4575/25
SGC 10$52.00−$60.0055/4575/25

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.

Zack Gelof [Amethyst] #RA-ZG graded prices by company and grade
GradePSACGCBGSSGCGraded
10$86.19$52.00$112$52.00—
9.5————$61.80
9————$32.74
8————$18.87

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 2024 Topps Triple Threads Rookie Autograph cards worth checking

Full set checklist →

Grading Zack Gelof [Amethyst] #RA-ZG — FAQ

Is Zack Gelof [Amethyst] #RA-ZG worth grading?

A PSA 10 Zack Gelof [Amethyst] #RA-ZG sells for $86.19 against $17.42 raw: a $68.77 spread, 4.9× the ungraded price. A PSA 9 ($32.74) 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 Zack Gelof [Amethyst] #RA-ZG worth compared with raw?

A PSA 10 Zack Gelof [Amethyst] #RA-ZG (Baseball Cards 2024 Topps Triple Threads Rookie Autograph) sells for about $86.19 versus $17.42 for a raw near-mint copy — a 4.9× premium as of Sep 4, 2026.

Which grading company is best for Zack Gelof [Amethyst] #RA-ZG?

By resale value, BGS 10 leads at $112, ahead of PSA 10 at $86.19. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Zack Gelof [Amethyst] #RA-ZG 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 Zack Gelof [Amethyst] #RA-ZG break even?

At a standard ~$50 fee, submitting Zack Gelof [Amethyst] #RA-ZG breaks even when it gems about 65% of the time (a miss assumed to sell at the PSA 9 price of $32.74).

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