Is Martina Navratilova #I-MN worth grading?
Tennis · Tennis Cards 2024 Topps Royalty Influential Ink Autograph · full price guide →
Worth grading — even a PSA 9 beats raw
A PSA 10 Martina Navratilova #I-MN sells for $233 against $52.14 raw: a $181 spread, 4.5× the ungraded price. Even a PSA 9 ($86.55) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
- Raw (NM)
- $52.14
- PSA 10
- $233
- PSA 9
- $86.55
- Gem premium
- 4.5×
- 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 | $233 | +$156 | +$131 | +$30.62 |
| PSA 9 | $86.55 | +$9.41 | −$15.59 | −$116 |
| PSA 8 | $50.51 | −$26.63 | −$51.63 | −$152 |
Net = sale price − $52.14 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% | $123 | +$20.96 |
| 50% | $160 | +$57.52 |
| 75% | $196 | +$94.07 |
Break-even gem rate at the standard fee: about 11%. 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 | $303 | best | 55/45 | 70/30 |
| PSA 10 | $233 | −$70.24 | 55/45 | 75/25 |
| CGC 10 | $140 | −$163 | 55/45 | 75/25 |
| SGC 10 | $140 | −$163 | 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 | $233 | $140 | $303 | $140 | — |
| 9.5 | — | — | — | — | $163 |
| 9 | — | — | — | — | $86.55 |
| 8 | — | — | — | — | $50.51 |
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 Martina Navratilova #I-MN — FAQ
Is Martina Navratilova #I-MN worth grading?
A PSA 10 Martina Navratilova #I-MN sells for $233 against $52.14 raw: a $181 spread, 4.5× the ungraded price. Even a PSA 9 ($86.55) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
How much is a PSA 10 Martina Navratilova #I-MN worth compared with raw?
A PSA 10 Martina Navratilova #I-MN (Tennis Cards 2024 Topps Royalty Influential Ink Autograph) sells for about $233 versus $52.14 for a raw near-mint copy — a 4.5× premium as of Jul 11, 2026.
Which grading company is best for Martina Navratilova #I-MN?
By resale value, BGS 10 leads at $303, ahead of PSA 10 at $233. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Martina Navratilova #I-MN 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 Martina Navratilova #I-MN break even?
At a standard ~$50 fee, submitting Martina Navratilova #I-MN breaks even when it gems about 11% of the time (a miss assumed to sell at the PSA 9 price of $86.55).
Is your tennis 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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