Ungraded vs PSA 10 Derek Smith #21 1984 Star Basketball: price difference
Derek Smith #21 1984 Star Basketball value — Ungraded $4 vs PSA 10 $313. PSA 10 sells for 78.25× Ungraded (+7725%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 78.25× (+7725%) the Ungraded price — a $309 difference per card.
Grade 9 sells for 13.5× (+1250%) the Ungraded price — a $50 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Derek Smith #21 1984 Star Basketball, the jump from Ungraded to PSA 10 is worth $309 (78.25×) — 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).