Ungraded vs PSA 10 John Roseboro #42 1958 Topps Baseball: price difference
John Roseboro #42 1958 Topps Baseball value — Ungraded $8 vs PSA 10 $1723. PSA 10 sells for 215.38× Ungraded (+21438%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 215.38× (+21438%) the Ungraded price — a $1,715 difference per card.
Grade 9 sells for 43.88× (+4288%) the Ungraded price — a $343 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On John Roseboro #42 1958 Topps Baseball, the jump from Ungraded to PSA 10 is worth $1,715 (215.38×) — 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).