Ungraded vs PSA 10 Spider-Man #1 1991 Universe Marvel: price difference
Spider-Man #1 1991 Universe Marvel value — Ungraded $3 vs PSA 10 $233. PSA 10 sells for 77.67× Ungraded (+7667%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 77.67× (+7667%) the Ungraded price — a $230 difference per card.
Grade 9 sells for 14.33× (+1333%) the Ungraded price — a $40 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Spider-Man #1 1991 Universe Marvel, the jump from Ungraded to PSA 10 is worth $230 (77.67×) — 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).