Ungraded vs PSA 10 Terry Porter #89 1987 Fleer Basketball: price difference
Terry Porter #89 1987 Fleer Basketball value — Ungraded $3 vs PSA 10 $427. PSA 10 sells for 142.33× Ungraded (+14133%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 142.33× (+14133%) the Ungraded price — a $424 difference per card.
Grade 9 sells for 15× (+1400%) the Ungraded price — a $42 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Terry Porter #89 1987 Fleer Basketball, the jump from Ungraded to PSA 10 is worth $424 (142.33×) — 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).