MidpointCard Centering Grading Portfolio App
Zamazenta (SWSH Black Star Promos) — is it worth grading?

Is Zamazenta worth grading?

Pokémon · SWSH Black Star Promos · full price guide →

Grading rarely pays for this card

PSA 10 copies of Zamazenta sell for $15.74, only $11.99 above the $3.75 raw price — less than an economy-tier grading fee. A PSA 9 ($14.98) only about breaks even after fees, so the case rests on gemming. Keep it raw unless you are grading for the slab itself.

Raw (NM)
$3.75
PSA 10
$15.74
PSA 9
$14.98
Gem premium
4.2×
As of
Aug 10, 2026

Break-even by outcome and fee

Zamazenta: 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$15.74−$13.01−$38.01−$138
PSA 9$14.98−$13.77−$38.77−$139

Net = sale price − $3.75 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?

Zamazenta: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$15.17−$38.58
50%$15.36−$38.39
75%$15.55−$38.20

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 →
Zamazenta: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$35.00best55/4570/30
CGC 10$29.86−$5.1455/4575/25
PSA 10$15.74−$19.2655/4575/25

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.

Zamazenta graded prices by company and grade
GradePSACGCBGS
10$15.74$29.86$35.00
9$14.98——
7$5.00$8.50—

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 SWSH Black Star Promos cards worth checking

Full set checklist →

Grading Zamazenta — FAQ

Is Zamazenta worth grading?

PSA 10 copies of Zamazenta sell for $15.74, only $11.99 above the $3.75 raw price — less than an economy-tier grading fee. A PSA 9 ($14.98) only about breaks even after fees, so the case rests on gemming. Keep it raw unless you are grading for the slab itself.

How much is a PSA 10 Zamazenta worth compared with raw?

A PSA 10 Zamazenta (SWSH Black Star Promos) sells for about $15.74 versus $3.75 for a raw near-mint copy — a 4.2× premium as of Aug 10, 2026.

Which grading company is best for Zamazenta?

By resale value, BGS 10 leads at $35.00, ahead of CGC 10 at $29.86. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Zamazenta 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 Pokémon 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