Midpoint - Card Centering Tool

Is Mike Bossy #155 worth grading?

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Strong grading candidate — 48× premium in PSA 10

A PSA 10 Mike Bossy #155 sells for $48.50 against $1.01 raw: a $47.49 spread, 48× the ungraded price. A PSA 9 ($20.25) 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)
$1.01
PSA 10
$48.50
PSA 9
$20.25
Gem premium
48×
As of
Jul 11, 2026

Break-even by outcome and fee

Mike Bossy #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$48.50+$22.49−$2.51−$103
PSA 9$20.25−$5.76−$30.76−$131
PSA 8$17.99−$8.02−$33.02−$133

Net = sale price − $1.01 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?

Mike Bossy #155: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$27.31−$23.70
50%$34.38−$16.63
75%$41.44−$9.57

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
Mike Bossy #155: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$63.00best55/4570/30
PSA 10$48.50−$14.5055/4575/25
CGC 10$29.00−$34.0055/4575/25
SGC 10$29.00−$34.0055/4575/25

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.

Mike Bossy #155 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$48.50$29.00$63.00$29.00
9.5$37.23
9$20.25
8$17.99
7$5.17

Run your own numbers

Should I pay this?

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

Other 1984 Topps cards worth checking

Full set checklist

Grading Mike Bossy #155 — FAQ

Is Mike Bossy #155 worth grading?

A PSA 10 Mike Bossy #155 sells for $48.50 against $1.01 raw: a $47.49 spread, 48× the ungraded price. A PSA 9 ($20.25) 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 Mike Bossy #155 worth compared with raw?

A PSA 10 Mike Bossy #155 (Hockey Cards 1984 Topps) sells for about $48.50 versus $1.01 for a raw near-mint copy — a 48× premium as of Jul 11, 2026.

Which grading company is best for Mike Bossy #155?

By resale value, BGS 10 leads at $63.00, ahead of PSA 10 at $48.50. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Mike Bossy #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 hockey 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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