Ungraded vs Grade 8.0 Uncle Scrooge [15 Cent ] #18 (1957): price difference
Uncle Scrooge [15 Cent ] #18 (1957) value — Ungraded $17 vs Grade 8.0 $149. Grade 8.0 sells for 8.76× Ungraded (+776%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Ungraded vs Grade 8.0
$17→$149
Grade 8.0 sells for 8.76× (+776%) the Ungraded price — a $132 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Uncle Scrooge [15 Cent ] #18 (1957), the jump from Ungraded to Grade 8.0 is worth $132 (8.76×) — 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).