Ungraded vs PSA 10 John Morris #383 1990 Topps Baseball: price difference
John Morris #383 1990 Topps Baseball value — Ungraded $1 vs PSA 10 $250. PSA 10 sells for 250× Ungraded (+24900%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 250× (+24900%) the Ungraded price — a $249 difference per card.
PSA 10 sells for 41.67× (+4067%) the Grade 9 price — a $244 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On John Morris #383 1990 Topps Baseball, the jump from Ungraded to PSA 10 is worth $249 (250×) — 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).