Midpoint - Card Centering Tool

Is Gambit #31 worth grading?

Marvel · Marvel 1993 Masterpieces · full price guide →

Strong grading candidate — 37× premium in PSA 10

A PSA 10 Gambit #31 sells for $87.02 against $2.34 raw: a $84.68 spread, 37× the ungraded price. A PSA 9 ($21.67) 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)
$2.34
PSA 10
$87.02
PSA 9
$21.67
Gem premium
37×
As of
Aug 15, 2026

Break-even by outcome and fee

Gambit #31: 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$87.02+$59.68+$34.68−$65.32
PSA 9$21.67−$5.67−$30.67−$131
PSA 8$11.07−$16.27−$41.27−$141

Net = sale price − $2.34 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?

Gambit #31: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$38.01−$14.33
50%$54.34+$2.00
75%$70.68+$18.34

Break-even gem rate at the standard fee: about 47%. 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
Gambit #31: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$113best55/4570/30
PSA 10$87.02−$25.9855/4575/25
SGC 10$45.00−$68.0055/4575/25
CGC 10$26.50−$86.5055/4575/25

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.

Gambit #31 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$87.02$26.50$113$45.00
9.5$45.35
9$21.67
8$11.07
7$9.00

Run your own numbers

Should I pay this?

Enter the seller’s asking price to see your net outcome per grade.

Other Marvel 1993 Masterpieces cards worth checking

Full set checklist

Grading Gambit #31 — FAQ

Is Gambit #31 worth grading?

A PSA 10 Gambit #31 sells for $87.02 against $2.34 raw: a $84.68 spread, 37× the ungraded price. A PSA 9 ($21.67) 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 Gambit #31 worth compared with raw?

A PSA 10 Gambit #31 (Marvel 1993 Masterpieces) sells for about $87.02 versus $2.34 for a raw near-mint copy — a 37× premium as of Aug 15, 2026.

Which grading company is best for Gambit #31?

By resale value, BGS 10 leads at $113, ahead of PSA 10 at $87.02. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Gambit #31 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 Gambit #31 break even?

At a standard ~$50 fee, submitting Gambit #31 breaks even when it gems about 47% of the time (a miss assumed to sell at the PSA 9 price of $21.67).

Is your Marvel card centered well enough to grade?

Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.

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