Ungraded vs Grade 8.0 Sub-Mariner #67 (1973): price difference
Sub-Mariner #67 (1973) value — Ungraded $12 vs Grade 8.0 $53. Grade 8.0 sells for 4.42× Ungraded (+342%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Grade 8.0 sells for 4.42× (+342%) the Ungraded price — a $41 difference per comic.
Grade 6.0 sells for 2.75× (+175%) the Ungraded price — a $21 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Sub-Mariner #67 (1973), the jump from Ungraded to Grade 8.0 is worth $41 (4.42×) — 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).