Midpoint - Card Centering Tool

Is Black Bolt [Purple Sapphire] #18 worth grading?

Marvel · Marvel 2024 Topps Chrome · full price guide →

Strong grading candidate — 3.1× premium in PSA 10

A PSA 10 Black Bolt [Purple Sapphire] #18 sells for $150 against $48.00 raw: a $102 spread, 3.1× the ungraded price. A PSA 9 ($37.21) sells for less than raw, so anything short of a 10 loses money. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

Raw (NM)
$48.00
PSA 10
$150
PSA 9
$37.21
Gem premium
3.1×
As of
Aug 15, 2026

Break-even by outcome and fee

Black Bolt [Purple Sapphire] #18: 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$150+$77.00+$52.00−$48.00
PSA 9$37.21−$35.79−$60.79−$161

Net = sale price − $48.00 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?

Black Bolt [Purple Sapphire] #18: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$65.41−$32.59
50%$93.61−$4.39
75%$122+$23.80

Break-even gem rate at the standard fee: about 54%. 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
Black Bolt [Purple Sapphire] #18: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$195best55/4570/30
PSA 10$150−$45.0055/4575/25
CGC 10$90.00−$10555/4575/25
SGC 10$90.00−$10555/4575/25

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.

Black Bolt [Purple Sapphire] #18 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$150$90.00$195$90.00
9.5$41.00
9$37.21

Run your own numbers

Should I pay this?

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

Other Marvel 2024 Topps Chrome cards worth checking

Full set checklist

Grading Black Bolt [Purple Sapphire] #18 — FAQ

Is Black Bolt [Purple Sapphire] #18 worth grading?

A PSA 10 Black Bolt [Purple Sapphire] #18 sells for $150 against $48.00 raw: a $102 spread, 3.1× the ungraded price. A PSA 9 ($37.21) sells for less than raw, so anything short of a 10 loses money. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

How much is a PSA 10 Black Bolt [Purple Sapphire] #18 worth compared with raw?

A PSA 10 Black Bolt [Purple Sapphire] #18 (Marvel 2024 Topps Chrome) sells for about $150 versus $48.00 for a raw near-mint copy — a 3.1× premium as of Aug 15, 2026.

Which grading company is best for Black Bolt [Purple Sapphire] #18?

By resale value, BGS 10 leads at $195, ahead of PSA 10 at $150. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Black Bolt [Purple Sapphire] #18 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 Black Bolt [Purple Sapphire] #18 break even?

At a standard ~$50 fee, submitting Black Bolt [Purple Sapphire] #18 breaks even when it gems about 54% of the time (a miss assumed to sell at the PSA 9 price of $37.21).

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.

Check my card free