Is Sleepwalker #89 worth grading?
Marvel · Marvel 1992 Masterpieces · full price guide →
Strong grading candidate — 30× premium in PSA 10
A PSA 10 Sleepwalker #89 sells for $86.49 against $2.91 raw: a $83.58 spread, 30× the ungraded price. A PSA 9 ($16.74) 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)
- $2.91
- PSA 10
- $86.49
- PSA 9
- $16.74
- Gem premium
- 30×
- As of
- Oct 4, 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 | $86.49 | +$58.58 | +$33.58 | −$66.42 |
| PSA 9 | $16.74 | −$11.17 | −$36.17 | −$136 |
| PSA 8 | $10.56 | −$17.35 | −$42.35 | −$142 |
Net = sale price − $2.91 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% | $34.18 | −$18.73 |
| 50% | $51.61 | −$1.30 |
| 75% | $69.05 | +$16.14 |
Break-even gem rate at the standard fee: about 52%. 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 | $112 | best | 55/45 | 70/30 |
| PSA 10 | $86.49 | −$25.51 | 55/45 | 75/25 |
| SGC 10 | $52.00 | −$60.00 | 55/45 | 75/25 |
| CGC 10 | $8.88 | −$103 | 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.
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Grading Sleepwalker #89 — FAQ
Is Sleepwalker #89 worth grading?
A PSA 10 Sleepwalker #89 sells for $86.49 against $2.91 raw: a $83.58 spread, 30× the ungraded price. A PSA 9 ($16.74) 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 Sleepwalker #89 worth compared with raw?
A PSA 10 Sleepwalker #89 (Marvel 1992 Masterpieces) sells for about $86.49 versus $2.91 for a raw near-mint copy — a 30× premium as of Oct 4, 2026.
Which grading company is best for Sleepwalker #89?
By resale value, BGS 10 leads at $112, ahead of PSA 10 at $86.49. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Sleepwalker #89 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 Sleepwalker #89 break even?
At a standard ~$50 fee, submitting Sleepwalker #89 breaks even when it gems about 52% of the time (a miss assumed to sell at the PSA 9 price of $16.74).
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