Ungraded vs PSA 10 Phil Clark #423 1958 Topps Baseball: price difference
Phil Clark #423 1958 Topps Baseball value — Ungraded $2 vs PSA 10 $518. PSA 10 sells for 259× Ungraded (+25800%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 259× (+25800%) the Ungraded price — a $516 difference per card.
Grade 9 sells for 178.5× (+17750%) the Ungraded price — a $355 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Phil Clark #423 1958 Topps Baseball, the jump from Ungraded to PSA 10 is worth $516 (259×) — 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).