Thor #399 (1989) — Comic Book Value
ThorWhat Thor #399 (1989) is worth — ungraded and CGC graded (6.0, 8.0).
Thor #399 (1989) value — Ungraded $3 · Grade 6.0 $11 · Grade 8.0 $18. Prices updated July 2026.
Series · Thor
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Value by grade
$3
Ungraded
3.7×
$11
Grade 6.0
6.0×
$18
Grade 8.0
Real sold prices per grade — the Grade 8.0 premium on this card is 6.0× raw.
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Item details
- Series
- Thor
Thor #399 (1989) comic value
An ungraded copy of Thor #399 (1989) averages around $3. A CGC 6.0 runs about $11, and a CGC 8.0 commands $18.
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
| Condition | Value | Based on |
|---|---|---|
| Ungraded | $3 | eBay sold comps |
| Grade 6.0 | $11 | eBay sold comps |
| Grade 8.0 | $18 | eBay sold comps |
Frequently asked questions
- What is the starting price for Thor #399?
- The ungraded version of Thor #399 is available for $5.
- How much is a Grade 8.0 copy of this Thor issue?
- A Grade 8.0 copy of Thor #399 sells for $20.
- Is there a significant price difference between the grades?
- Yes, the price increases from $5 ungraded to $20 for an 8.0 grade.