Ungraded vs Grade 6.0 Detective Comics #120 (1947): price difference

Detective Comics #120 (1947) value — Ungraded $328 vs Grade 6.0 $1280. Grade 6.0 sells for 3.9× Ungraded (+290%). Prices updated August 2026.

Rising · +29%
GradeSold medianvs Ungraded
Ungraded$328eBay ↗
Grade 6.0$12803.9× · +290%eBay ↗

Medians of real sold listings per grade, updated August 2026 how we compute values.

Ungraded vs Grade 6.0
$328$1280

Grade 6.0 sells for 3.9× (+290%) the Ungraded price — a $952 difference per comic.

Should you get this comic graded?

Grading runs about $30 per comic all-in. On Detective Comics #120 (1947), the jump from Ungraded to Grade 6.0 is worth $952 (3.9×) — if your copy grades at the top, that premium can cover the fee. A grade below the top one changes the math, so run your exact numbers first.

Run the grading break-even math →
See current eBay listingsSee sold Detective Comics #120 (1947) listings ↗Full Detective Comics #120 (1947) price guide →

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