Ungraded vs PSA 10 Sluggers Supreme #321 1958 Topps Baseball: price difference
Sluggers Supreme #321 1958 Topps Baseball value — Ungraded $26 vs PSA 10 $4946. PSA 10 sells for 190.23× Ungraded (+18923%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 190.23× (+18923%) the Ungraded price — a $4,920 difference per card.
Grade 9 sells for 28.77× (+2777%) the Ungraded price — a $722 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Sluggers Supreme #321 1958 Topps Baseball, the jump from Ungraded to PSA 10 is worth $4,920 (190.23×) — 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).