Ungraded vs PSA 10 Clark Kellogg #58 1986 Fleer Basketball: price difference
Clark Kellogg #58 1986 Fleer Basketball value — Ungraded $7 vs PSA 10 $406. PSA 10 sells for 58× Ungraded (+5700%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 58× (+5700%) the Ungraded price — a $399 difference per card.
Grade 9 sells for 10.29× (+929%) the Ungraded price — a $65 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Clark Kellogg #58 1986 Fleer Basketball, the jump from Ungraded to PSA 10 is worth $399 (58×) — 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).