Ungraded vs Grade 8.0 Sub-Mariner #39 (1955): price difference

Sub-Mariner #39 (1955) value — Ungraded $273 vs Grade 8.0 $3500. Grade 8.0 sells for 12.82× Ungraded (+1182%). Prices updated September 2026.

↘ Falling · -23%
GradeSold medianvs Ungraded
Ungraded$273—eBay ↗
Grade 8.0$350012.82× · +1182%eBay ↗

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

Ungraded vs Grade 8.0
$273→$3500

Grade 8.0 sells for 12.82× (+1182%) the Ungraded price — a $3,227 difference per comic.

Should you get this comic graded?

Grading runs about $30 per comic all-in. On Sub-Mariner #39 (1955), the jump from Ungraded to Grade 8.0 is worth $3,227 (12.82×) — 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 Sub-Mariner #39 (1955) listings ↗Full Sub-Mariner #39 (1955) price guide →

Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).