Ungraded vs PSA 10 Michael Cooper #21 1987 Fleer Basketball: price difference
Michael Cooper #21 1987 Fleer Basketball value — Ungraded $3 vs PSA 10 $4188. PSA 10 sells for 1,396× Ungraded (+139500%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 1,396× (+139500%) the Ungraded price — a $4,185 difference per card.
Grade 9 sells for 189.33× (+18833%) the Ungraded price — a $565 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Michael Cooper #21 1987 Fleer Basketball, the jump from Ungraded to PSA 10 is worth $4,185 (1,396×) — 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).