Midpoint - Card Centering Tool

Is Excalibur #155 worth grading?

Marvel · Marvel 1991 Universe · full price guide →

Worth grading only if it gems

A PSA 10 Excalibur #155 brings $34.57 versus $1.87 raw — a $32.70 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($14.00) only about breaks even after fees, so the case rests on gemming.

Raw (NM)
$1.87
PSA 10
$34.57
PSA 9
$14.00
Gem premium
18×
As of
Aug 15, 2026

Break-even by outcome and fee

Excalibur #155: 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$34.57+$7.70−$17.30−$117
PSA 9$14.00−$12.87−$37.87−$138
PSA 8$12.76−$14.11−$39.11−$139

Net = sale price − $1.87 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?

Excalibur #155: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$19.14−$32.73
50%$24.29−$27.59
75%$29.43−$22.44

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
Excalibur #155: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$45.00best55/4570/30
PSA 10$34.57−$10.4355/4575/25
CGC 10$21.00−$24.0055/4575/25
SGC 10$21.00−$24.0055/4575/25

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.

Excalibur #155 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$34.57$21.00$45.00$21.00
9.5$15.00
9$14.00
8$12.76

Run your own numbers

Should I pay this?

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

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Full set checklist

Grading Excalibur #155 — FAQ

Is Excalibur #155 worth grading?

A PSA 10 Excalibur #155 brings $34.57 versus $1.87 raw — a $32.70 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($14.00) only about breaks even after fees, so the case rests on gemming.

How much is a PSA 10 Excalibur #155 worth compared with raw?

A PSA 10 Excalibur #155 (Marvel 1991 Universe) sells for about $34.57 versus $1.87 for a raw near-mint copy — a 18× premium as of Aug 15, 2026.

Which grading company is best for Excalibur #155?

By resale value, BGS 10 leads at $45.00, ahead of PSA 10 at $34.57. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Excalibur #155 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.

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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