Ungraded vs Grade 6.0 Adventures into the Unknown #109 (1959): price difference
Adventures into the Unknown #109 (1959) value — Ungraded $9 vs Grade 6.0 $66. Grade 6.0 sells for 7.33× Ungraded (+633%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Ungraded vs Grade 6.0
$9→$66
Grade 6.0 sells for 7.33× (+633%) the Ungraded price — a $57 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Adventures into the Unknown #109 (1959), the jump from Ungraded to Grade 6.0 is worth $57 (7.33×) — 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 →Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).