Ungraded vs PSA 10 Dave Skaggs #593 1978 Topps Baseball: price difference
Dave Skaggs #593 1978 Topps Baseball value — Ungraded $1 vs PSA 10 $73. PSA 10 sells for 73× Ungraded (+7200%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 73× (+7200%) the Ungraded price — a $72 difference per card.
Grade 9 sells for 15× (+1400%) the Ungraded price — a $14 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Dave Skaggs #593 1978 Topps Baseball, the jump from Ungraded to PSA 10 is worth $72 (73×) — 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).