Ungraded vs Grade 8.0 Silver Surfer: Parabola [Hardcover] (1989): price difference
Silver Surfer: Parabola [Hardcover] (1989) value — Ungraded $39 vs Grade 8.0 $113. Grade 8.0 sells for 2.9× Ungraded (+190%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 2.9× (+190%) the Ungraded price — a $74 difference per comic.
Grade 6.0 sells for 2.15× (+115%) the Ungraded price — a $45 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Silver Surfer: Parabola [Hardcover] (1989), the jump from Ungraded to Grade 8.0 is worth $74 (2.9×) — 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).