![John Williams [Error] #162 1989 Fleer Basketball](/api/images/junkpal-products/sports/john-williams-error-162-basketball-cards-1989-fleer-sport/cover.webp)
Ungraded vs PSA 10 John Williams [Error] #162 1989 Fleer Basketball: price difference
John Williams [Error] #162 1989 Fleer Basketball value — Ungraded $4 vs PSA 10 $100. PSA 10 sells for 25× Ungraded (+2400%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 25× (+2400%) the Ungraded price — a $96 difference per card.
PSA 10 sells for 12.5× (+1150%) the Grade 9 price — a $92 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On John Williams [Error] #162 1989 Fleer Basketball, the jump from Ungraded to PSA 10 is worth $96 (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).