![Jeff Kent [Double] #75 (Baseball Cards 1999 Upper Deck Black Diamond) — is it worth grading?](https://i.ebayimg.com/images/g/iAUAAeSwUXtpVxb9/s-l1600.jpg)
Is Jeff Kent [Double] #75 worth grading?
Baseball · Baseball Cards 1999 Upper Deck Black Diamond · full price guide →
Strong grading candidate — 27× premium in PSA 10
A PSA 10 Jeff Kent [Double] #75 sells for $137 against $5.12 raw: a $132 spread, 27× the ungraded price. A PSA 9 ($29.30) 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)
- $5.12
- PSA 10
- $137
- PSA 9
- $29.30
- Gem premium
- 27×
- As of
- Jul 11, 2026
Break-even by outcome and fee
| If it comes back… | Sells for | Economy / bulk (~$25.00) | Standard (~$50.00) | Express (~$150) |
|---|---|---|---|---|
| Gem — PSA 10 | $137 | +$107 | +$82.02 | −$17.98 |
| PSA 9 | $29.30 | −$0.82 | −$25.82 | −$126 |
| PSA 8 | $14.79 | −$15.33 | −$40.33 | −$140 |
Net = sale price − $5.12 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?
| Chance it gems | Expected sale | Expected net (standard fee) |
|---|---|---|
| 25% | $56.26 | +$1.14 |
| 50% | $83.22 | +$28.10 |
| 75% | $110 | +$55.06 |
Break-even gem rate at the standard fee: about 24%. 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 →| Grader | 10 sells for | vs best | Front centering for a 10 | Back |
|---|---|---|---|---|
| BGS 10 | $178 | best | 55/45 | 70/30 |
| PSA 10 | $137 | −$40.86 | 55/45 | 75/25 |
| CGC 10 | $82.00 | −$96.00 | 55/45 | 75/25 |
| SGC 10 | $82.00 | −$96.00 | 55/45 | 75/25 |
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.
Full grade ladder
Raw conditions & history →| Grade | PSA | CGC | BGS | SGC | Graded |
|---|---|---|---|---|---|
| 10 | $137 | $82.00 | $178 | $82.00 | — |
| 9.5 | — | — | — | — | $49.84 |
| 9 | — | — | — | — | $29.30 |
| 8 | — | — | — | — | $14.79 |
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other 1999 Upper Deck Black Diamond cards worth checking
Full set checklist →![Ivan Rodriguez [Double] #86 1999 Upper Deck Black Diamond card](https://i.ebayimg.com/images/g/FHEAAeSwzDRqVRk-/s-l500.jpg)
![Kenny Lofton [Double] #26 1999 Upper Deck Black Diamond card](https://i.ebayimg.com/images/g/8JIAAeSwLQFqXNWa/s-l500.jpg)
![Jeff Bagwell [Double] #37 1999 Upper Deck Black Diamond card](https://i.ebayimg.com/images/g/uwoAAeSwAgFpKPYq/s-l500.jpg)
![Ken Griffey Jr. [Triple] #76 1999 Upper Deck Black Diamond card](https://i.ebayimg.com/images/g/OAIAAeSwl-1qVpiV/s-l500.jpg)
Grading Jeff Kent [Double] #75 — FAQ
Is Jeff Kent [Double] #75 worth grading?
A PSA 10 Jeff Kent [Double] #75 sells for $137 against $5.12 raw: a $132 spread, 27× the ungraded price. A PSA 9 ($29.30) 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 Jeff Kent [Double] #75 worth compared with raw?
A PSA 10 Jeff Kent [Double] #75 (Baseball Cards 1999 Upper Deck Black Diamond) sells for about $137 versus $5.12 for a raw near-mint copy — a 27× premium as of Jul 11, 2026.
Which grading company is best for Jeff Kent [Double] #75?
By resale value, BGS 10 leads at $178, ahead of PSA 10 at $137. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Jeff Kent [Double] #75 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 Jeff Kent [Double] #75 break even?
At a standard ~$50 fee, submitting Jeff Kent [Double] #75 breaks even when it gems about 24% of the time (a miss assumed to sell at the PSA 9 price of $29.30).
Is your baseball 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