Ungraded vs PSA 10 Wayne Cooper #138 1984 Star Basketball: price difference
Wayne Cooper #138 1984 Star Basketball value — Ungraded $5 vs PSA 10 $446. PSA 10 sells for 89.2× Ungraded (+8820%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 89.2× (+8820%) the Ungraded price — a $441 difference per card.
Grade 9 sells for 74.4× (+7340%) the Ungraded price — a $367 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Wayne Cooper #138 1984 Star Basketball, the jump from Ungraded to PSA 10 is worth $441 (89.2×) — 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).