Ungraded vs Grade 8.0 Silver Surfer #13 (1970): price difference
Silver Surfer #13 (1970) value — Ungraded $29 vs Grade 8.0 $127. Grade 8.0 sells for 4.38× Ungraded (+338%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 4.38× (+338%) the Ungraded price — a $98 difference per comic.
Grade 6.0 sells for 2.31× (+131%) the Ungraded price — a $38 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Silver Surfer #13 (1970), the jump from Ungraded to Grade 8.0 is worth $98 (4.38×) — 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).