Uncanny X-Men [Prism] #300 (1993) — Comic Book Value

Uncanny X Men

What Uncanny X-Men [Prism] #300 (1993) is worth — ungraded and CGC graded (6.0, 8.0).

Uncanny X-Men [Prism] #300 (1993) value — Ungraded $4 · Grade 6.0 $11 · Grade 8.0 $17. Prices updated August 2026.

Series · Uncanny X Men
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Value by grade
$4
Ungraded
2.8×
$11
Grade 6.0
4.3×
$17
Grade 8.0

Real sold prices per grade — the Grade 8.0 premium on this card is 4.3× raw.

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Which version do you have?

For the cheapest way to own Uncanny X-Men #300, grab the Standard or Newsstand version for $5. The Prism version at $4 offers no significant upgrade in content or scarcity over the others. Therefore, unless you specifically want the slightly lower price of the Prism, you should buy the Standard or Newsstand to simply own the comic.

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Item details

Series
Uncanny X Men

Uncanny X-Men [Prism] #300 (1993) comic value

An ungraded copy of Uncanny X-Men [Prism] #300 (1993) averages around $4. A CGC 6.0 runs about $11, and a CGC 8.0 commands $17.

What drives the price

Grade is everything in comics — spine ticks, page color, and restoration decide the number, and the jump from raw to high grade can be 10×+. Key issues (first appearances, origins, deaths) carry the biggest premiums, and early printings beat reprints.

Price guide

Sold values by grade vs. what sellers ask today

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ConditionValueBased on
Ungraded$4eBay sold comps
Grade 6.0$11eBay sold comps
Grade 8.0$17eBay sold comps

Frequently asked questions

What is the starting price for this comic?
The ungraded version of Uncanny X-Men #300 starts at $5.
How much is a higher-grade copy worth?
A Grade 8.0 copy of Uncanny X-Men #300 is listed at $17.
What is the value range for this series issue?
Values range from $5 for ungraded to $17 for a Grade 8.0 copy.

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