Ungraded vs PSA 10 Bob Gibson #514 1959 Topps Baseball: price difference
Bob Gibson #514 1959 Topps Baseball value — Ungraded $636 vs PSA 10 $125451. PSA 10 sells for 197.25× Ungraded (+19625%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
PSA 10 sells for 197.25× (+19625%) the Ungraded price — a $124,815 difference per card.
Grade 9 sells for 48.01× (+4701%) the Ungraded price — a $29,897 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Bob Gibson #514 1959 Topps Baseball, the jump from Ungraded to PSA 10 is worth $124,815 (197.25×) — 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).