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Is Tim Duncan [Black Refractor] #50 worth grading?

Basketball · Basketball Cards 2004 Topps Chrome · full price guide →

Worth grading only if it gems

A PSA 10 Tim Duncan [Black Refractor] #50 brings $241 versus $111 raw — a $130 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($76.95) sells for less than raw, so anything short of a 10 loses money.

Raw (NM)
$111
PSA 10
$241
PSA 9
$76.95
Gem premium
2.2×
As of
Jul 11, 2026

Break-even by outcome and fee

Tim Duncan [Black Refractor] #50: 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$241+$105+$79.84−$20.16
PSA 9$76.95−$58.71−$83.71−$184
PSA 8$32.76−$103−$128−$228

Net = sale price − $111 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?

Tim Duncan [Black Refractor] #50: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$118−$42.82
50%$159−$1.94
75%$200+$38.95

Break-even gem rate at the standard fee: about 51%. 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
Tim Duncan [Black Refractor] #50: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$313best55/4570/30
PSA 10$241−$72.5055/4575/25
CGC 10$144−$16955/4575/25
SGC 10$144−$16955/4575/25

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.

Tim Duncan [Black Refractor] #50 graded prices by company and grade
GradePSACGCBGSSGCGraded
10$241$144$313$144
9.5$85.00
9$76.95
8$32.76
7$26.00

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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Grading Tim Duncan [Black Refractor] #50 — FAQ

Is Tim Duncan [Black Refractor] #50 worth grading?

A PSA 10 Tim Duncan [Black Refractor] #50 brings $241 versus $111 raw — a $130 spread that covers an economy-tier ~$25 grading fee. A PSA 9 ($76.95) sells for less than raw, so anything short of a 10 loses money.

How much is a PSA 10 Tim Duncan [Black Refractor] #50 worth compared with raw?

A PSA 10 Tim Duncan [Black Refractor] #50 (Basketball Cards 2004 Topps Chrome) sells for about $241 versus $111 for a raw near-mint copy — a 2.2× premium as of Jul 11, 2026.

Which grading company is best for Tim Duncan [Black Refractor] #50?

By resale value, BGS 10 leads at $313, ahead of PSA 10 at $241. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Tim Duncan [Black Refractor] #50 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 Tim Duncan [Black Refractor] #50 break even?

At a standard ~$50 fee, submitting Tim Duncan [Black Refractor] #50 breaks even when it gems about 51% of the time (a miss assumed to sell at the PSA 9 price of $76.95).

Is your basketball 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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