Ungraded vs PSA 10 Sam Perkins #257 1984 Star Basketball: price difference
Sam Perkins #257 1984 Star Basketball value — Ungraded $22 vs PSA 10 $1608. PSA 10 sells for 73.09× Ungraded (+7209%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 73.09× (+7209%) the Ungraded price — a $1,586 difference per card.
Grade 9 sells for 11.68× (+1068%) the Ungraded price — a $235 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Sam Perkins #257 1984 Star Basketball, the jump from Ungraded to PSA 10 is worth $1,586 (73.09×) — 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).