Ungraded vs PSA 10 Bill Skowron #90 1959 Topps Baseball: price difference
Bill Skowron #90 1959 Topps Baseball value — Ungraded $7 vs PSA 10 $1350. PSA 10 sells for 192.86× Ungraded (+19186%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 192.86× (+19186%) the Ungraded price — a $1,343 difference per card.
Grade 9 sells for 104.57× (+10357%) the Ungraded price — a $725 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Bill Skowron #90 1959 Topps Baseball, the jump from Ungraded to PSA 10 is worth $1,343 (192.86×) — 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).