Ungraded vs Grade 8.0 Silver Surfer #18 (1970): price difference
Silver Surfer #18 (1970) value — Ungraded $28 vs Grade 8.0 $111. Grade 8.0 sells for 3.96× Ungraded (+296%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 3.96× (+296%) the Ungraded price — a $83 difference per comic.
Grade 6.0 sells for 2.54× (+154%) the Ungraded price — a $43 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Silver Surfer #18 (1970), the jump from Ungraded to Grade 8.0 is worth $83 (3.96×) — 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).