Is Xi'an #S8 worth grading?
Marvel · Marvel 1993 Masterpieces X-Men 2099 Dyna-Etch · full price guide →
Strong grading candidate — 43× premium in PSA 10
A PSA 10 Xi'an #S8 sells for $334 against $7.81 raw: a $327 spread, 43× the ungraded price. A PSA 9 ($19.79) 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)
- $7.81
- PSA 10
- $334
- PSA 9
- $19.79
- Gem premium
- 43×
- 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 | $334 | +$302 | +$277 | +$177 |
| PSA 9 | $19.79 | −$13.02 | −$38.02 | −$138 |
| PSA 8 | $5.00 | −$27.81 | −$52.81 | −$153 |
Net = sale price − $7.81 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% | $98.42 | +$40.61 |
| 50% | $177 | +$119 |
| 75% | $256 | +$198 |
Break-even gem rate at the standard fee: about 12%. 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 | $430 | best | 55/45 | 70/30 |
| PSA 10 | $331 | −$99.33 | 55/45 | 75/25 |
| SGC 10 | $198 | −$232 | 55/45 | 75/25 |
| CGC 10 | $150 | −$280 | 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 →Swipe the table for the other grading companies →
Run your own numbers
Should I pay this?
Enter the seller’s asking price to see your net outcome per grade.
Other Marvel 1993 Masterpieces X-Men 2099 Dyna-Etch cards worth checking
Full set checklist →
Grading Xi'an #S8 — FAQ
Is Xi'an #S8 worth grading?
A PSA 10 Xi'an #S8 sells for $334 against $7.81 raw: a $327 spread, 43× the ungraded price. A PSA 9 ($19.79) 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 Xi'an #S8 worth compared with raw?
A PSA 10 Xi'an #S8 (Marvel 1993 Masterpieces X-Men 2099 Dyna-Etch) sells for about $334 versus $7.81 for a raw near-mint copy — a 43× premium as of Oct 4, 2026.
Which grading company is best for Xi'an #S8?
By resale value, BGS 10 leads at $430, ahead of PSA 10 at $331. Fees and turnaround differ, so the best-paying label is not always the best net.
What centering does Xi'an #S8 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 Xi'an #S8 break even?
At a standard ~$50 fee, submitting Xi'an #S8 breaks even when it gems about 12% of the time (a miss assumed to sell at the PSA 9 price of $19.79).
Best on iPhone & Android
Check your Marvel card in the Midpoint app
Scan with your camera to measure centering to the millimeter, get an AI grade with corner and edge close-ups, see what your copy is worth, and track it in your portfolio. Free to start.
