Ungraded vs PSA 10 John Davidson #211 1978 O Pee Chee Hockey: price difference
John Davidson #211 1978 O Pee Chee Hockey value — Ungraded $1 vs PSA 10 $163. PSA 10 sells for 163× Ungraded (+16200%). Prices updated June 2026.
Medians of real sold listings per grade, updated June 2026 — how we compute values.
PSA 10 sells for 163× (+16200%) the Ungraded price — a $162 difference per card.
Grade 9 sells for 92× (+9100%) the Ungraded price — a $91 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On John Davidson #211 1978 O Pee Chee Hockey, the jump from Ungraded to PSA 10 is worth $162 (163×) — 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).