Ungraded vs Grade 6.0 Sub-Mariner #34 (1954): price difference
Sub-Mariner #34 (1954) value — Ungraded $283 vs Grade 6.0 $527. Grade 6.0 sells for 1.86× Ungraded (+86%). Prices updated September 2026.
→ Steady
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Ungraded vs Grade 6.0
$283→$527
Grade 6.0 sells for 1.86× (+86%) the Ungraded price — a $244 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Sub-Mariner #34 (1954), the jump from Ungraded to Grade 6.0 is worth $244 (1.86×) — 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).