Ungraded vs PSA 10 Ron Harper #23 1988 Fleer Basketball: price difference
Ron Harper #23 1988 Fleer Basketball value — Ungraded $2 vs PSA 10 $53. PSA 10 sells for 26.5× Ungraded (+2550%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 26.5× (+2550%) the Ungraded price — a $51 difference per card.
Grade 9 sells for 11× (+1000%) the Ungraded price — a $20 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Ron Harper #23 1988 Fleer Basketball, the jump from Ungraded to PSA 10 is worth $51 (26.5×) — 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).